 Marty AllenMarty Johnson | Marty Johnson |
 Steve RossiSteve | Steve |
 John WilliamsJ. Fredrick Duval | J. Fredrick Duval |
 Nancy SinatraMicheline | Micheline |
 Thordis BrandtFred Johnson, GGI Agent | Fred Johnson, GGI Agent |
 Lou JacobiPapa Leo | Papa Leo |
 Theo MarcuseZoltan Schubach | Zoltan Schubach |
 Carmen Dell'OreficeBaby May Zoftig | Baby May Zoftig |
 Ben LessyHarry | Harry |
| LLoren EwingGGI Man | GGI Man |
 Sig RumanProf. Werner von Koenig | Prof. Werner von Koenig |
| RRemo PisaniThem I | Them I |
| LLarry DuranThem II | Them II |
 Wilhelm von HomburgGGI Man | GGI Man |
 Harvey KormanGerman Colonel | German Colonel |
 Edy WilliamsEdy | Edy |
| MMaKee K. BlaisdellKing (uncredited) | King (uncredited) |
 Phyllis DavisBeautiful Girl (uncredited) | Beautiful Girl (uncredited) |
 Madge BlakeMiddle-Aged Lady at Topless a Go-Go (uncredited) | Middle-Aged Lady at Topless a Go-Go (uncredited) |
 Almira SessionsMiddle-Aged Lady at Topless a Go-Go (uncredited) | Middle-Aged Lady at Topless a Go-Go (uncredited) |
 Victoria CarrollFemale Approaching Umbrella (uncredited) | Female Approaching Umbrella (uncredited) |
| FFred CarsonZoltan's Bodyguard (uncredited) | Zoltan's Bodyguard (uncredited) |
 Kay HughesBook Ends (uncredited) | Book Ends (uncredited) |
 Connie SawyerFlorence (uncredited) | Florence (uncredited) |
| WWilliam YipChinese Man (uncredited) | Chinese Man (uncredited) |
 Robert GoodwinNgumba Nurumbru (uncredited) | Ngumba Nurumbru (uncredited) |
