Major Jeff Cummings

Prof. R. E. Walgate

Barbara Griselle

Col. Butler

Capt. Al Chester

Mayor Hawkins

Const. Howard Gibbons

Dr. Bradley

Dr. Warren

Sgt. Kasper

Melville

Ben Adams

Atomic Engineer

Amelia Adams

Nurse

Sentry (uncredited)

Minister (uncredited)

Jacques Griselle (uncredited)

Villager (uncredited)

Villager (uncredited)

Sergeant in Office (uncredited)

Townsman (uncredited)

Technical Sergeant (uncredited)

Directing

Writing

Production

Production

Production

Writing

Sound

Camera

Editing

Costume & Make-Up

Costume & Make-Up

Production

Directing

Art

Sound

Crew

Writing

Directing

Directing

Costume & Make-Up

Camera

Sound

Sound

Camera

Writing