Flatfoot in Hong Kong

Bud Spencer

Inspector Rizzo

Al Lettieri

Frank Barella

Enzo Cannavale

Inspector Caputo

Renato Scarpa

Inspector Morabito

Francesco De Rosa

Goldhand

Nancy Sit Ka-Yin

Makiko

Daygolo

Yoko

Robert Webber

Sam Accardo

Enzo Maggio

Gennarino

Roberta Paladini

Zigeunerin

Chaplin Chang

Chang Li

Dominic Barto

Tom Ferramenti

Jho Jhenkins

Jho, the American Sailor

Roberto Dell'Acqua

Little sailor

Claudio Ruffini

Big sailor

Kanchalee

Contact woman in Hong Kong

Lino Puglisi

Inspector in Macao

Edoardo Faieta

Willie Pastrone

Permsak Juhsai

Thai Twin #1

Komchaui Juhsai

Thai Twin #2

Prachapol Juhsai

Thai Twin #3

Riccardo Pizzuti

Accardo's Thug (uncredited)

Frank Nuyen

Policeman (uncredited)

Giorgio Iovine

Hospital Doctor (uncredited)

Tai San

Lui Tat

Alan Chui Chung-San