- Mark Hamill
- Kenneth W. Dantley Jr.
- Annie Potts
- Vanessa
- Eugene Roche
- Ed McGrath
- William Bryant
- Plain Clothes Police Lecturer
- Richard McKenzie
- Principal Bacon
- Kim Milford
- Wayne Lowry
- Philip Bruns
- Gil
- Danny Bonaduce
- Kootz
- Albert Insinnia
- Ricci
- Jane A. Johnston
- Mrs. Dantley
- Stanley Kamel
- Las Vegas Con Man
- Clifford A. Pellow
- Older John - Rosalind's Admirer
- Jason Ronard
- Wayne's Chain-Wielding Henchman
- Brion James
- Wayne's Car Wash Henchman
- Morgan Upton
- New Owner of Vanessa's Van
- Jonathan Terry
- Van Nuys Policeman
- Isaac Ruiz
- Tico
- Dick Miller
- Mr. Lucky
- William Pierson
- Gas Station Salesman
- Richard Altman
- Teacher
- Wendie Jo Sperber
- Kuchinsky
- MacIntyre Dixon
- Counterman
- Lisa Tollefson
- High School Newspaper Photographer
- Neil Thompson
- Las Vegas Policeman
- T.K. Carter
- Car Washer Employee
- Harlan Warde
- Las Vegas Police Lieutenant
- Patrick Burns
- Hotel Doorman #1
- Michael R. Beard
- The Flying Michaels
- Alan Friedman
- Hotel Doorman #2
- Marion Scherer
- Hooker
- Nathan Jung
- Bouncer
- Richard Roat
- Desk Clerk
- Jan Burrell
- Gil's Gas Station Customer
- Paddi Edwards
- Loop Gaffer
- David Byrd
- Loop Cameraman
- Bill Gentry
- Mr. Borodino
- Rio
- (uncredited)
- Ken Tipton
- Irate Driver
