Two federal agents do not believe an atomic-bomb threat is just another war game.
Investigator John Williams
Chief Investigator Paul Reagan
Margo Wayne
Commander Jackson
Lt. Magrew (as Touch Conners)
Buzz Olin
FBI Agent in Montage (as William R. Klein)
Blonde Woman
Agent Reynolds
Box of Taffy Man at Penn Station
Andy, alias Andre, an agent
Leo Wayne