John Saxon
Capt. Kermit Dowling
Acting
Fernando Poe Jr.
Sgt. Rubinio Gaudiel
Acting
Vic Diaz
Cruz
Acting
Bronwyn FitzSimons
Sheila Ryan (as Bronwyn Fitzsimons)
Acting
Robert Arevalo
Capt. Araullo
Acting
Vic Silayan
Captain Mori
Acting
Kristina Scott
Mother Superior
Acting