الإعلان التشويقي
طاقم التمثيل
Joan Weldon
Dr. Pat Medford
Edmund Gwenn
Dr. Harold Medford
Onslow Stevens
Brig. Gen. Robert O'Brien
Sean McClory
Maj. Kibbee
Don Shelton
Trooper Capt. Fred Edwards
Ann Doran
Child Psychiatrist
Willis Bouchey
Official at D.C. Meeting
James Whitmore
Sgt. Ben Peterson
James Arness
FBI Agent Robert Graham
Sandy Descher
The Ellinson Girl
Fess Parker
Alan Crotty
William Schallert
Ambulance Attendant
Richard Deacon
Bald Reporter at L.A. News Conference
Forbes Murray
Government Official
Dick York
Teenager in Police Station
Chris Drake
Trooper Ed Blackburn
Olin Howland
Jensen
Leonard Nimoy
Army Sergeant
Dorothy Green
Matron
Dub Taylor
Railroad Yard Watchman
Kenner G. Kemp
Trooper #2