Actor Rupert Grint arrives for a news conference to promote the Broadway play "It's Only a Play" in the Manhattan borough of New York August 19, 2014. REUTERS/Carlo Allegri (UNITED STATES - Tags: ENTERTAINMENT) 

Actor Rupert Grint poses on the red carpet as he arrives for the screening of the film "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT) 

Actors Rupert Grint (L), Shia LaBeouf (R), Til Schweiger and director Fredrik Bond (2nd R) arrive for the screening of the film "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT) 

Actors Rupert Grint (L-R), Shia LaBeouf and Til Schweiger pose on the red carpet while watched by Svenja Holtmann (2nd R) and director Fredrik Bond (R) as they arrive for the screening of the film "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT) 

Actors Rupert Grint (L-R), Shia LaBeouf and Til Schweiger pose on the red carpet they arrive for the screening of the film "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT) 

Actor Rupert Grint poses during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Actor Rupert Grint poses during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT HEADSHOT)

Actor Rupert Grint poses during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Actor Rupert Grint poses during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Director Fredrik Bond (C) poses with actors Rupert Grint (L) and Til Schweiger during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Actor Rupert Grint poses during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Actors Rupert Grint (L) and Til Schweiger pose during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Director Fredrik Bond (C) poses with actors Rupert Grint (L) and Til Schweiger during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Director Fredrik Bond (C) poses with actors Rupert Grint (L) and Til Schweiger during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Director Fredrik Bond (C) poses with actors Rupert Grint (L) and Til Schweiger during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Director Fredrik Bond (C) poses with actors Rupert Grint (L) and Til Schweiger during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Director Fredrik Bond (C) poses with actors Rupert Grint (L) and Til Schweiger during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Actors Rupert Grint (L) and Til Schweiger (R) pose next to director Fredrik Bond during a photocall to promote the movie "The Necessary Death of Charlie Countryman" at the 63rd Berlinale International Film Festival in Berlin February 9, 2013. REUTERS/Fabrizio Bensch (GERMANY - Tags: ENTERTAINMENT)

Actor Rupert Grint is cheered by young fans as he arrives at the opening of the Warner Brothers Studio Tour- The Making of Harry Potter near Watford north London March 31, 2012. REUTERS/Luke MacGregor (BRITAIN - Tags: ENTERTAINMENT) 

Actors Tom Felton (L) and Rupert Grint accept awards for "Harry Potter and the Deathly Hallows: Part 1" at the Teen Choice Awards at the Gibson amphitheater in Universal City, California August 7, 2011. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) 

British actor Rupert Grint poses in the press room backstage wearing an "I Love L.A." t-shirt at the Teen Choice Awards in Los Angeles August 7, 2011. REUTERS/Danny Moloshok (UNITED STATES - Tags: ENTERTAINMENT) 

British actor Rupert Grint poses in the press room backstage wearing an "I Love L.A." t-shirt at the Teen Choice Awards in Los Angeles August 7, 2011. REUTERS/Danny Moloshok (UNITED STATES - Tags: ENTERTAINMENT) 

Actor Rupert Grint poses at the premiere of "Rise of the Planet of the Apes" at the Grauman's Chinese theatre in Hollywood, California July 28, 2011. The movie opens in the U.S. on August 5. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) 

Actor Rupert Grint poses at the premiere of "Rise of the Planet of the Apes" at the Grauman's Chinese theatre in Hollywood, California July 28, 2011. The movie opens in the U.S. on August 5. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) 

Actor Rupert Grint poses at the premiere of "Rise of the Planet of the Apes" at the Grauman's Chinese theatre in Hollywood, California July 28, 2011. The movie opens in the U.S. on August 5. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) 

Actor Rupert Grint poses at the premiere of "Rise of the Planet of the Apes" at the Grauman's Chinese theatre in Hollywood, California July 28, 2011. The movie opens in the U.S. on August 5. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT IMAGES OF THE DAY) 

Cast members (L-R) Rupert Grint, Daniel Radcliffe and Emma Watson arrive for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast members (L-R) Tom Felton, Emma Watson, Daniel Radcliffe, Rupert Grint and Matthew Lewis arrive for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast members Rupert Grint (R), Daniel Radcliffe and Emma Watson (L) arrive for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast member Rupert Grint signs autographs as he arrives for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast member Rupert Grint arrives for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast member Rupert Grint signs autographs as he arrives for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast member Rupert Grint arrives for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast member Rupert Grint arrives for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast members (L-R) Rupert Grint, Daniel Radcliffe and Emma Watson arrive for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast members (L-R) Rupert Grint, Daniel Radcliffe and Emma Watson arrive for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Cast members (L-R) Rupert Grint, Daniel Radcliffe and Emma Watson arrive for the premiere of the film "Harry Potter and the Deathly Hallows: Part 2" in New York July 11, 2011. REUTERS/Lucas Jackson (UNITED STATES - Tags: ENTERTAINMENT) 

Actress Emma Watson (C) poses with fellow cast members Daniel Radcliffe and Rupert Grint (L) as they arrive for the world premiere of "Harry Potter and the Deathly Hallows: Part 2" at Trafalgar Square in London July 7, 2011. REUTERS/Dylan Martinez (BRITAIN - Tags: ENTERTAINMENT IMAGES OF THE DAY) 

Britain's Emma Watson (C) poses with Daniel Radcliffe (R) and Rupert Grint as they arrive for the world premiere of "Harry Potter and the Deathly Hallows: Part 2" at Trafalgar Square in London July 7, 2011. REUTERS/Dylan Martinez (BRITAIN - Tags: ENTERTAINMENT) 

Actress Emma Watson (C) poses with actors Rupert Grint (L) and Daniel Radcliffe (R) at the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

Actress Emma Watson (C) poses with actors Rupert Grint (L) and Daniel Radcliffe (R) at the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

Actress Emma Watson (C) poses with actors Rupert Grint (L) and Daniel Radcliffe (R) at the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

Actress Emma Watson (C) poses with actors Rupert Grint (L) and Daniel Radcliffe (R) at the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

Actress Emma Watson (C) poses with actors Rupert Grint (L) and Daniel Radcliffe (R) at the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Dylan Martinez (BRITAIN - Tags: ENTERTAINMENT) 

Actress Emma Watson (C) poses with actors Rupert Grint (L) and Daniel Radcliffe (R) at the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Dylan Martinez (BRITAIN - Tags: ENTERTAINMENT) 

(L-R) Author J K Rowling, Actress Emma Watson, Producer David Heyman and Actor Daniel Radcliffe, listen to Actor Rupert Grint speak at the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Dylan Martinez (BRITAIN - Tags: ENTERTAINMENT) 

Actress Emma Watson (L) and Actors Rupert Grint (2nd L) and Daniel Radcliffe (3rd L) look on as Author J K Rowling (2nd R) speaks at the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Dylan Martinez (BRITAIN - Tags: ENTERTAINMENT) 

Actor Rupert Grint, (L) who plays Ron Weasley, poses for pictures in front of fans as he arrives for the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Dylan Martinez (BRITAIN - Tags: ENTERTAINMENT) 

Fans hold up a poster as actor Rupert Grint poses for photographers as he arrives for of the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Dylan Martinez (BRITAIN - Tags: ENTERTAINMENT) 

Actor Rupert Grint, who plays Ron Weasley, poses for pictures in front of fans as he arrives for the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Dylan Martinez (BRITAIN - Tags: ENTERTAINMENT) 

Actor Rupert Grint, who plays Ron Weasley, poses for pictures in front of fans as he arrives for the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

Actor Rupert Grint, who plays Ron Weasley, poses for pictures in front of fans as he arrives for the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

Actor Rupert Grint, who plays Ron Weasley, poses for pictures in front of fans as he arrives for the world premiere of "Harry Potter and the Deathly Hallows - Part 2" in Trafalgar Square, in central London, July 7, 2011. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

British actors Rupert Grint and Emma Watson (second row L and 4th R) who play Ron Weasley and Hermione in the Harry Potter series of films, pose for photographers with actors from the films outside the St Pancras Hotel in London July 6, 2011. The final Potter film, "Harry Potter And The Deathly Hallows - Part II" will premiere in London on July 7. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

Harry Potter actors attend a photocall outside of St Pancras Station and hotel in central London July 6, 2011. The final Potter film, "Harry Potter And The Deathly Hallows - Part II" will premiere in London on July 7. In the picture is (Front row, L-R) Evanna Lynch, Rupert Grint, Emma Watson, Tom Felton, Bonnie Wright, (Back row) James Phelps, Oliver Phelps, Domhall Gleeson (2nd R) and Matthew Lewis (R). REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

British actors Rupert Grint (L) and Emma Watson who play Ron Weasley and Hermione in the Harry Potter series of films, pose for photographers outside the St Pancras Hotel in London July 6, 2011. The final Potter film, "Harry Potter And The Deathly Hallows - Part II" will premiere in London on July 7. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

British actors Rupert Grint (L) and Emma Watson who play Ron Weasley and Hermione in the Harry Potter series of films, pose for photographers outside the St Pancras Hotel in London July 6, 2011. The final Potter film, "Harry Potter And The Deathly Hallows - Part II" will premiere in London on July 7. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT) 

Actor Rupert Grint sits on Centre Court for the match between Andy Murray of Britain and Ivan Ljubicic of Croatia at the Wimbledon tennis championships in London June 24, 2011. REUTERS/Toby Melville (BRITAIN - Tags: ENTERTAINMENT SOCIETY SPORT TENNIS)

Author J.K. Rowling (2nd R), producer David Heyman (L) and actors Emma Watson (2nd L) and Rupert Grint pose after Rowling and Heyman received an award for outstanding contribution to British cinema at the British Academy of Film and Television Arts (BAFTA) award ceremony at the Royal Opera House in London, February 13, 2011. REUTERS/Luke Macgregor (BRITAIN - Tags: ENTERTAINMENT) 

British actor Rupert Grint signs autographs upon his arrival at the British Academy of Film and Television Arts (BAFTA) award ceremony at the Royal Opera House in London February 13, 2011. REUTERS/Paul Hackett (BRITAIN - Tags: ENTERTAINMENT)