Cast

• Jake Gyllenhaal — Donnie Darko
• Jena Malone — Gretchen Ross
• Drew Barrymore
• Mary McDonnell — Mrs. Rose Darko
• Patrick Swayze — Jim Cunningham
• Noah Wyle — Prof. Kenneth Monnitoff
• Maggie Gyllenhaal — Elizabeth Darko
• Daveigh Chase — Samantha Darko
• Holmes Osborne — Eddie Darko
• Beth Grant — Kitty Farmer
• David Moreland — Principal Cole
• Patience Cleveland — Roberta Sparrow / Grandma Death
• Stuart Stone — Ronald Fisher
• Gary Lundy — Sean Smith
• Alex Greenwald — Seth Devlin
• Seth Rogen — Ricky Danforth
• Jolene Purdy — Cherita Chen
• Jazzie Mahannah — Joanie James
• Kristina Malota — Susie Bates
• Marina Malota Darling — Emily Bates
• Ashley Tisdale — Kim
• David St. James — Bob Garland
• Scotty Leavenworth — David
• Jerry Trainor — Lanky Kid
• Arthur Taxier — Dr. Fisher
• Phyllis Lyons — Anne Fisher
• Rachel Winfree — Shanda Riesman
• Lisa K. Wyatt — Linda Connie
• Katharine Ross — Dr. Lilian Thurman