Zsa Zsa Gabor as Talleah

Eric Fleming as Capt. Neal Patterson

Dave Willock as Lt. Mike Cruze

Laurie Mitchell as Queen Yllana

Lisa Davis as Motiya

Paul Birch as Prof. Konrad

Patrick Waltz as Lt. Larry Turner

Barbara Darrow as Kaeel

Marilyn Buferd as Houdina

Mary Ford as Venusian Girl

Marya Stevens as Venusian Girl

Laura Mason as Venusian Girl

Lynn Cartwright as Venusian Girl

Kathy Marlowe as Venusian Girl

Coleen Drake as Venusian Girl

Joi Lansing as Larry's Girl (uncredited)

Tania Velia as Venusian Girl

Norma Young as Venusian

Marjorie Durant as Venusian

Gerry Gaylor as Colonel