Diretor/a
Edward L. Cahn
DIRETOR/A
Elenco (na ordem dos créditos)
Richard Denning
Dr. Chet Walker
Angela Stevens
Joyce Walker
S. John Launer
Police Capt. Dave Harris
Michael Granger
Frank Buchanan
Gregory Gaye
Dr. Wilhelm Steigg
Linda Bennett
Penny Walker
Tristram Coffin
District Attorney MacGraw
Harry Lauter
Reporter #1
Larry J. Blake
Reporter #2
Charles Evans
Police Chief Camden
Pierre Watkin
Mayor Bremer
Paul Bradley
Casino Employeeuncredited
George Bruggeman
Creatureuncredited
Lane Chandler
Gen. Saundersuncredited
Bill Clark
Policemanuncredited
Edward Coch
Jason Franchotuncredited
Dick Crockett
Creature Who Calls Camdenuncredited
Richard H. Cutting
Dick Cutting--Radio Broadcasteruncredited
Karl 'Killer' Davis
Willard Pearceuncredited
Eddie Foster
Bartenderuncredited
Terry Frost
Tom--Policemanuncredited
Jack Gordon
Reporteruncredited
Don C. Harvey
Lester Banninguncredited
Chuck Hicks
Pilotuncredited
Paul Hoffman
Tom Dunnuncredited
Charles Horvath
Nelson Leigh
Dr. Kenneth C. Nortonuncredited
Tyler McVey
Police Officeruncredited
Boyd 'Red' Morgan
Sol Murgi
George Nardelli
Michael Ross
Creature Vernon Dunnuncredited
John Roy
Cap Somers