A group of nurses, doctors and nuns are taken hostage in Vietnam and sent up river to a castle hideout so they can cure an ailing war general.

Dolores Michaels
as Athena

Patricia Owens
as Joy

Neville Brand
as Chen Pamok

Ken Scott
as Dr. John Richter

Nobu McCarthy
as Chioko

Benson Fong
as Gung Sa

Nancy Kulp
as Susette

John Morley
as Dr. Jacques Minelle

Shirley Knight
as Sister Maria

Irish McCalla
as Sister Magdalena