Self - Flynn Co-Star (archive footage)

Ernesto Ferruci

Lt. Lagason

John Addelli

Kurt

Zeno's Man

Joe Paterno

Dr. Mike Santangelo

Jerry

Packy West

Blass

Kenneth Davis

Dr. Caudillo

Det. Green

Dr. Compagno

Hector

Carney / Arturo

Frank

Lead Cop

Guy Perro

Agent Lee Hobson

Arthur Gerandi

Lt. Alfredo

Louis Donetti

Deputy sheriff

Lt. Burt Fisher

George

Philip Berman

Commander

Harry

Pvt. Bullard (uncredited)

Bigelow

Gino Rico

Michael Quisto

Priest

Jannings, assistant D.A.

Herbie

Norman Roper

Paul Gavin

Alfred Gledhill

Eduardo Martin

Valentino

Emilio De Verno

Jud

Spanish Ship Owner (uncredited)

Nurel-Din

Carl

Usher (uncredited)

Bob Purdee (uncredited)

Hassan

Jud Kellogg

David Wiley

Scott Andrews

Capt. Armand Dubois

Pepe

Steven Ranier

Danny Kolowicz

Sheridan

Jeff Riordan

Joe Castro

Joe Cvetic

Jonesy

Denver

Dr. Roth (uncredited)

Pvt. Edward P. Rojeck

Sergeant (uncredited)

Health Department Investigator (uncredited)

Italian (uncredited)

Bombardier

Second Detective (uncredited)

Stunts