À Beira do Abismo

Jeffrey Hunter

George R. Tweed

Marshall Thompson

Jonn Sonnenberg

Barbara Perez

'Joe' Cruz

Ronald Remy

Chico Torres

Paul Edwards Jr.

Al Turney

Rolf Bayer

Chief Schultz

Vicente Liwanag

Vicente

Fred Harris II

Roy Lund

Lamberto V. Avellana

Mr. Shimoda

Chichay

Mrs. Nakamura

Antonio De la Mogueis

Florecito

Vic Silayan

Major Hondo

Bert Lafortaza

Comdr. Oto Harada (as Bert La Fortesa)

Eddie Infante

Sus Quintagua

Nardo Ramos

Tumon