Goofs: Continuity: When Thornhill is photographed at the United Nations with the knife in his left hand, Thornhill holds a picture of Vandamm in his right hand. Later, this incriminating photo of Thornhill is seen in the possession of the the ticket seller, with Thornhill holding the knife in his left hand but with his right hand empty.
(more) Trivia: The two actors who played the Chicago auctioneer and his assistant,
Les Tremayne and
Olan Soule, succeeded each other as the lead on the popular radio show "Mr. First Nighter," during the 1930s and 1940s.
(more) Filming Locations: Bakersfield, California, USA
(more) Quotes: Charley - Chicago Policeman: Where are we goin'?
Sergeant Flamm - Chicago Policeman: Airport.
Charley - Chicago Policeman: For what?
Sergeant Flamm - Chicago Policeman: Orders.
(more) Awards: Nominated for 3 Oscars. Another 4 wins & 3 nominations
(more)