Jake Gyllenhaal

Donnie Darko

Jena Malone

Gretchen Ross

James Duval

Frank

Drew Barrymore

Karen Pomeroy

Beth Grant

Kitty Farmer

Maggie Gyllenhaal

Elizabeth Darko

Mary McDonnell

Rose Darko

Holmes Osborne

Eddie Darko

Noah Wyle

Prof. Kenneth Monnitoff

Katharine Ross

Dr. Lilian Thurman

Patrick Swayze

Jim Cunningham

Daveigh Chase

Samantha Darko

Arthur Taxier

Dr. Fisher

David St. James

Bob Garland

Patience Cleveland

Roberta Sparrow / Grandma Death