Bud Spencer as Inspector Rizzo

Al Lettieri as Frank Barella

Enzo Cannavale as Inspector Caputo

Renato Scarpa as Inspector Morabito

Francesco De Rosa as Goldhand

Nancy Sit Ka-Yin as Makiko

Daygolo as Yoko

Robert Webber as Sam Accardo

Enzo Maggio as Gennarino

Roberta Paladini as Zigeunerin

Chaplin Chang as Chang Li

Dominic Barto as Tom Ferramenti

Jho Jhenkins as Jho, the American Sailor

Roberto Dell'Acqua as Little sailor

Claudio Ruffini as Big sailor

Kanchalee as Contact woman in Hong Kong

Lino Puglisi as Inspector in Macao

Edoardo Faieta as Willie Pastrone

Permsak Juhsai as Thai Twin #1

Komchaui Juhsai as Thai Twin #2

Prachapol Juhsai as Thai Twin #3

Riccardo Pizzuti as Accardo's Thug (uncredited)

Frank Nuyen as Policeman (uncredited)

Giorgio Iovine as Hospital Doctor (uncredited)

Tai San as

Lui Tat as

Alan Chui Chung-San as