Oyuncular
James Whitmore
Sgt. Ben Peterson
James Arness
FBI Agent Robert Graham
Joan Weldon
Dr. Pat Medford
Edmund Gwenn
Dr. Harold Medford
Onslow Stevens
Brig. Gen. Robert O'Brien
Sean McClory
Maj. Kibbee
Sandy Descher
The Ellinson Girl
Chris Drake
Trooper Ed Blackburn
Don Shelton
Trooper Capt. Fred Edwards
Fess Parker
Alan Crotty
Mary Alan Hokanson
Mrs. Lodge
Olin Howland
Jensen
William Schallert
Ambulance Attendant
Ann Doran
Child Psychiatrist
Dub Taylor
Railroad Yard Watchman
