(in credits order) verified as complete
- Gastone Moschin(as Gaston Moschin)
- Bruno Kirby(as B. Kirby Jr.)
- Francesca De Sapio(as Francesca de Sapio)
- Marianna Hill(as Mariana Hill)
- James Murdock(as David Baker)
- Kathleen Beller(as Kathy Beller)
- Ivonne Coll(as Yvonne Coll)
Rest of cast listed alphabetically
- Larry Carr(uncredited)
- Jack Clinton(uncredited)
- Sofia Coppola(uncredited)
- Julie Gregg(uncredited)
- Gary Kurtz(uncredited)
- Tommy Lasorda(uncredited)
- Alan Marston(uncredited)
- Richard Matheson(uncredited)
- John Megna(uncredited)
- Joe Pine(uncredited)
- Harrison Ressler(uncredited)
- Rhea Ruggiero(uncredited)
- Nico Stevens(uncredited)
- Wally West(uncredited)
Crew verified as complete