Bud Spencer
Inspector Rizzo
Enzo Cannavale
Caputo
Werner Pochath
Spiros
Joe Stewardson
Smollet
C
Carel Trichardt
Captain Müller
Desmond Thompson
John Desmond - Commissioner of Police
B
Baldwyn Dakile
Bodo
Dagmar Lassander
Margy
Antonio Allocca
Receptionist
G
Giancarlo Bastianoni
Smollet's Henchman
F
Franco Cirino
Polizist in Neapel
Giorgio Cerioni
Mitarbeiter in der Diamantenmine
Ester Carloni
Maria, tabaco seller
R
Rita Ehlers
Helga
Carlo Reali
Edmonds' assistant
J
Jos Jansen
Van Dyck
Ottaviano Dell'Acqua
Bus Hooligan (uncredited)
Claudio Ruffini
Henchman in the local (uncredited)