Linda Christian as Bianca Milan

Robert Alda as Rick Turner

Neil Hamilton as Francis 'Frank' Lamont

Jeanne Carmen as The Blonde Cultist

Ariadna Welter as Donna Trent

Gene Craft as Mary the Nurse

Julie Scott as Cult Member

Diana Spears as Nurse

Gertrude Astor as The Elderly Cultist

Bruno VeSota as Lindell's Sponsor