cast
- Michael Brandon
- Marcus
- Tippy Walker
- Jenny
- Lou Gilbert
- Max
- Steve Vinovich
- Ornstein
- Peter Bonerz
- Sergei
- Renée Taylor
- Selma
- Robert De Niro
- Gypsy cab driver
- Jack Hollander
- State Trooper
- Jeff Conaway
- Hanki
- John Frederick
- George
- Erich Segal
- Gondolier
- Victor Rendina
- Old Man
- Bruce Kornbluth
- Dolci
- Barry Bostwick
- Nanki
- Kim Hunter
- Walker's Mother
- Joseph George
- Toll Booth Cop
- Chuck McCann
- Sam
crew
- Noel Black
- Director
- Bernard Schwartz
- Producer
- Phillip Hazelton
- Producer
- Erich Segal
- Screenwriter
- Roger Simon
- Book Author
- Andrew Laszlo
- Cinematographer
- Stephen Lawrence
- Composer (Music Score)
- Jack Wheeler
- Editor
- John W. Wheeler
- Editor
- Adeline Leonard
- Production Designer, Coordinator
- Ben Edwards
- Art Director
- Joseph G. Aulisi
- Costume Designer
- Ira Anderson, Jr.
- Special Effects
- Steve Barnett
- First Assistant Director
