Trumbo is a 2015 American biographical drama film directed by Jay Roach and written by John McNamara. The film stars Bryan Cranston, Diane Lane, Helen Mirren, Louis C.K., Elle Fanning, John Goodman and Michael Stuhlbarg. The film follows the life of Hollywood screenwriter Dalton Trumbo and is based on the biography Dalton Trumbo by Bruce Alexander Cook.