Jack Nicholson Director, Screenwriter, Producer William Tepper Hector Actor Karen Black Olive Actor Michael Margotta Gabriel Actor Bruce Dern Coach Bullion Actor Robert Towne Richard Actor Henry Jaglom Conrad Actor Michael Warren Easly Actor June Fairchild Sylvie Actor Don Hanmer Director of Athletics Actor Lynette Bernay Dance Instructor Actor Joseph Walsh Announcer 1 Actor Harry Gittes Announcer 2 Actor Charlie Robinson Jollop Actor Bill Sweek Finnegan Actor David Ogden Stiers Pro Owner Actor B.J. Merholz Pro Lawyer Actor Mireille Machu Secretary Actor Kenneth Payne President Wallop Actor Cathy Bradford Rosemary Actor Bill Kenney Phoneman Actor Leonard Lookabaugh Policeman Actor Clyde Crawford M.P. Actor Mark Malinauskas Psychiatrist Actor Douglas McKenzie Doctor 1 Actor Jeremy Larner Screenwriter Steve Blauner Producer Bert Schneider Executive Producer Bill Butler Cinematographer Donn Cambern Film Editing Christopher Holmes Film Editing Pat Somerset Film Editing Robert L. Wolfe Film Editing David Shire Original Music