Neil Connery

Dr. Neil Connery

Daniela Bianchi

Maya Rafis

Adolfo Celi

Mr. Thai - 'Beta'

Agata Flori

Mildred

Bernard Lee

Commander Cunningham

Anthony Dawson

Alpha

Lois Maxwell

Miss Maxwell

Yee-Wah Yang

Yachuko (as Yachuco Yama)

Franco Giacobini

Juan

Ana María Noé

Lotte Krayendorf

Guido Lollobrigida

Kurt

Francesco Tensi

Auctioneer

Margherita Horowitz

(creditOnly)

Enzo Consoli

Sitting Man at Lecture (as Vincenzo Consoli)

Mirella Pamphili

(as Mirella Pompili)

Nando Angelini

Ward Jones

Lanfranco Ceccarelli

Assassin (as Franco Ceccarelli)

Aldo Cecconi

Wilson

Antonio Gradoli

Monte Carlo inspector

Fajda Nicol

Henchwoman (as Faida Nicol)

Caterina Trentini

(as Kathleen Trentini)

Leonardo Scavino

Ben AHmed (as Leo Scavino)

Kitty Swan

Co-agent on ship (uncredited)