A private detective foils the plans of villains attempting to take over Panamanian oil fields while he searches for a valuable map hidden in plain sight.
Pat O’Brien
as Dan Hammer
Anne Jeffreys
as Maxine Manning
Walter Slezak
as Eric Molinar
Percy Kilbride
as Pop
Jerome Cowan
as Walter Gredson
George Givot
as Major Rues
Jason Robards Sr.
as Mr. Domingues
Marc Krah
as Charles Hasso
Robert Andersen
as Co-Pilot (uncredited)
Ernest Anderson
as Wong - Houseboy (uncredited)
Bobby Barber
as Customs Inspector (uncredited)
Bonnie Blair
as Airport Official (uncredited)
