James MacArthur
as David McVey
Van Heflin
as Joe Trent
Leopoldo Salcedo
as Manuel Careo
Sidney Clute
as Col. Ryker
Oscar Roncal
as Atong
Liza Moreno
as Vera
Michael Parsons
as Capt. Davis
Claude Wilson
as Matchek
Vic Silayan
as Capt. Garcia
Marilou Muñoz
as Pinang