On the Edge is a 2001 Irish film co-written and directed by John Carney and starring Cillian Murphy, Tricia Vessey, Jonathan Jackson and Stephen Rea. The dramedy tells the story of a suicidal young man and his stay in a Dublin psychiatric hospital where he meets new friends who greatly influence his life.

John Carney is an Irish film director, producer, screenwriter and lyricist who specialises in musical drama films. He is best known as the showrunner and executive producer of Modern Love on Amazon Prime Video, for his films Once, Begin Again, and Sing Street. He is also a co-creator of the Irish TV drama series Bachelors Walk.