Bud Spencer as Sheriff Hall

Raimund Harmstorf as Captain Briggs

Cary Guffey as H7-25

Joe Bugner as Brennan

Carlo Reali as Turner

Luigi Bonos as Allen

Harold E. Finch as Air Force General

Dino Emanuelli as

Giancarlo Bastianoni as Soldier

Giovanni Cianfriglia as Soldier

Ottaviano Dell'Acqua as Soldier

Roberto Dell'Acqua as Fireman

Enzo Maggio as Soldier

Riccardo Pizzuti as Soldier

Claudio Ruffini as Soldier

Sergio Smacchi as Soldier

Marco Stefanelli as Soldier

Marcello Verziera as Soldier

Giulio Maculani as Chief Fireman

Amedeo Leurini as Ice Cream Seller

Raffaele Mottola as Reporter

Ilona Kerdmann as Guest in Ballroom (uncredited)

Franco Vanorio as Barbershop Customer

Armando Tortorici as (uncredited)