After completing the final film he said: "I mean it literally has been my childhood and suddenly it all came down to really just one random scene, with us jumping through a fireplace, and then it was over. It was really emotional for all of us, realising that we're never going to be doing this again.[...] But because you shoot out of sequence, it's often just 'Turn left, cross the room, okay, that's a wrap.' And you're done. Grint reprised his role for the eighth time, in Harry Potter and the Deathly Hallows – Part 2, the last Harry Potter instalment. Rowling gave a speech during the final, world premiere of Harry Potter and the Deathly Hallows – Part 2 on 7 July 2011 in London, England.Starting in 2000, casting began for the film adaptation of Harry Potter and the Philosopher's Stone, the best-selling novel written by author J. Grint chose to audition for the role of protagonist Ron Weasley, one of Harry Potter's best friends at Hogwarts, and was a fan of the book series.Having seen a Newsround report about the open casting, he sent in a video of himself rapping about how he wished to receive the role.The film opened to positive reviews and critics generally enjoyed the lead actors' performances.Both Los Angeles Times and New York Magazine observed that Grint and his peers had matured between films, Harry Potter and the Prisoner of Azkaban (2004) was released on 31 May in the UK.
Grint made his stage debut in Jez Butterworth's Mojo in October 2013 at the Harold Pinter Theatre in London. While in school, Grint took an avid interest in theatre.Grint observed a change in Ron in this entry, pointing out that his once insecure, often overshadowed character started to become more secure and even began to show a dark side of himself.The actor found it fun to personify a more emotional Ron.Beginning in 2002, Grint began to work outside of the Harry Potter franchise, playing a co-leading role in Thunderpants.He has had starring roles in Driving Lessons, a dramedy released in 2006, and Cherrybomb, a drama film of limited release in 2010.In this film, Grint portrayed the co-lead role of Alan, an anosmic boy who is Patrick's only friend.It was generally ignored by critics and audiences alike.Most of the critics that did take notice of Thunderpants did not respond well to it, with one writing: "This film should be shown in prisons so that inmates have a good reason to never return." Another film he appeared in was Driving Lessons, a comedy-drama released in 2006, where he starred opposite Julie Walters.The film was met with a mixed reception by critics, but his portrayal of an oppressed teenaged boy was generally praised.This film picked-up from where the previous film left-off and included a lot of action, whereas the first part had focused more on character development. She announced that there are seven Harry Potter film series cast members, to whom she refers as "The Big Seven," and she named Grint as one of the seven members, alongside Daniel Radcliffe, Emma Watson, Tom Felton, Matthew Lewis, Evanna Lynch and Bonnie Wright.In 2002, Grint starred in his first non-Harry Potter film, Thunderpants, which revolves around Patrick (played by Bruce Cook) whose remarkable capacity for flatulence scores him a job as an astronaut.