Director/a
Gordon Douglas
DIRECTOR/A
Reparto (por orden de créditos)
James Whitmore
Sgt. Ben Peterson
Edmund Gwenn
Dr. Harold Medford
Joan Weldon
Dr. Patricia Medford
James Arness
Robert Graham
Onslow Stevens
Brig. Gen. Robert O'Brien
Sean McClory
Maj. Kibbee
Christian Drake
Trooper Ed Blackburn
Sandy Descher
The Ellinson Girl
Mary Alan Hokanson
Mrs. Lodge
Don Shelton
Trooper Capt. Fred Edwards
Fess Parker
Alan Crotty
Olin Howland
Jensen
Richard Bellis
Mike Lodgeuncredited
John Beradino
Patrolman Ryanuncredited
Robert Berger
Patrolman Suttonuncredited
Oscar Blank
Alcoholic Ward Patientuncredited
Willis Bouchey
Official at D.C. Meetinguncredited
Richard Boyer
Trooper #1uncredited
Waldron Boyle
Doctoruncredited
Alexander Campbell
Officialuncredited
James Cardwell
Officeruncredited
Steve Carruthers
Reporteruncredited
Dick Cherney
Cameramanuncredited
Roydon Clark
Jeep Driveruncredited
John Close
Johnny - Police Aircraft Pilotuncredited
Booth Colman
James Conaty
Washington Officialuncredited
Robert Scott Correll
Jerry Lodgeuncredited
Walter Coy
Lynn Craft
Dean Cromer
MP Sergeantuncredited
Richard Deacon
Bald Reporteruncredited
Eddie Dew
Lawrence Dobkin
Los Angeles City Engineeruncredited
Ann Doran
Child Psychiatristuncredited
Wally Duffy
Airmanuncredited
Cliff Ferre
Cliff - Police Lab Manuncredited
Norman Field
Gen. Jamesuncredited
George Ford
Joseph Forte
Coroner 'Doc' Putnamuncredited
Dean Fredericks
Det. Curtisuncredited
Russell Gaige
Coroneruncredited
Otis Garth
Admiral at Second Conferenceuncredited
Dorothy Green
Matronuncredited
Robert Haines
Jack Henderson
Bartenderuncredited
Mary Lou Holloway
Blondeuncredited
Gayle Kellogg
Gunneruncredited
Kenner G. Kemp
Trooper #2uncredited
Hubie Kerns
Paul Kruger
Carl M. Leviness
Warren Mace
Radio Operatoruncredited
Wayne Mallory
Loaderuncredited
Lou Marcelle
Trailer Narratoruncredited,voice
John Maxwell
Dr. Grantuncredited
Mathew McCue
Gramps Johnson - Storekeeperuncredited
Charles Meredith
Jan Merlin
Radio Man on the SS Vikinguncredited
Forbes Murray
Government Officialuncredited
Leonard Nimoy
Army Sergeant in Information Centeruncredited
Jack Perrin
Army Officeruncredited
Charles Perry
Soldieruncredited
Grandon Rhodes
Alcoholic Ward Doctoruncredited
William Schallert
Ambulance Attendantuncredited
Bernard Sell
Fred Shellac
Attendantuncredited
Joel Smith
Smitty - Ben's Jeep Driveruncredited
K.L. Smith
Trooperuncredited
Buddy Spencer
Young Man in Convertibleuncredited
Douglas Spencer
Bit Partuncredited
Janet Stewart
WAVEuncredited
Victor Sutherland
Senator at D.C. Meetinguncredited
Hal Taggart
Dub Taylor
Railroad Yard Watchmanuncredited
Harry Tyler
Harry - Alcoholic Ward Patientuncredited
Dick Wessel
Railroad Detectiveuncredited
Harry Wilson
Sheb Wooley
Sgt. Ben Peterson's Screamuncredited,archiveSound
Dick York
Teenager in Police Stationuncredited