Efren C. Piñon Director D'Urville Martin Willie Black Actor Fred Williamson Jesse Crowder Actor Leo Fong Lin Wang Actor, Screenwriter, Producer Dick Adair Anderson Actor Tony Ferrer Ben Guevara Actor Darnell Garcia Hector Lopez Actor Charlie Davao Johnny Duran Actor Subas Herrero Chief Rodriguez Actor Chuck Doherty Jim Metcalf Actor Leila Hermosa Sally Actor Carlos Padilla Jr. Capt. Reyes Actor B.T. Anderson Lew Simpson Actor Jerry O. Tirazona Screenwriter Leoncio Imperial Executive Producer Pio Lee Executive Producer Tito Sotto Original Music Ben Lobo Cinematographer Edgardo Vinarao Film Editing