The Dangerous Lives of Altar Boys is a 2002 American comedy-drama film directed by Peter Care and written by Jeff Stockwell and Michael Petroni based on Chris Fuhrman's 1994 semi-autobiographical coming-of-age novel of the same name. The film stars Emile Hirsch, Kieran Culkin, Jena Malone, Jodie Foster and Vincent D'Onofrio.

The film is about a group of Catholic school friends in the Southern United States in the 1970s who engage in a series of pranks and general mischief. The boys also collaborate on a comic book they call The Atomic Trinity. Interspersed within the film are segments of animated footage based on the comic book.Fuhrman died of cancer before completing the final revision of the novel. The film, dedicated to his memory, received positive reviews from critics.