Trailer
Cast
Gregory Gaye
Dr. Wilhelm Steigg
Angela Stevens
Joyce Walker
Linda Bennett
Penny Walker
Pierre Watkin
Mayor Bremer
Larry J. Blake
Reporter #2
Richard Denning
Dr. Chet Walker
Nelson Leigh
Dr. Kenneth C. Norton (uncredited)
Richard H. Cutting
Dick Cutting, Radio Broadcaster (uncredited)
Cap Somers
Policeman (uncredited)
Don C. Harvey
Lester Banning (uncredited)
Charles Horvath
Creature (uncredited)
Charles Evans
Chief Camden
Karl 'Killer' Davis
Willard Pearce (uncredited)
Boyd 'Red' Morgan
Creature (uncredited)
Chuck Hicks
Pilot (uncredited)
Terry Frost
Tom, Policeman (uncredited)
S. John Launer
Capt. Dave Harris
Michael Granger
Frank Buchanan
Harry Lauter
Reporter #1
Lane Chandler
Gen. Saunders (uncredited)
Tristram Coffin
Dist. Atty. MacGraw
Tyler McVey
Police Officer (uncredited)
Michael Ross
Creature Vernon Dunn (uncredited)