Zontar: The Thing from Venus

John Agar

Dr. Curt Taylor

Susan Bjurman

Martha Ritchie

Tony Huston

Keith Ritchie

Pat Delaney

Anne Taylor

Neil Fletcher

General Matt Young

Warren Hammack

John, Rocket Scientist at Zone 6

Colleen Carr

Louise, Zone 6

Jeff Alexander

Rocket Scientist at Zone 6

Bill Thurman

Sheriff Brad Crenshaw

Andrew Traister

Sgt. Magalar