Complicated plot involving missing stamp collection and kidnapped businessman, with the Lone Wolf keeping one step ahead of the police in Havana trying to solve the crime and make a profit.

Warren William
as Michael Lanyard

Frances Robinson
as Patricia Lawrence

Bruce Bennett
as Scotty

Eric Blore
as Jamison

Thurston Hall
as Inspector Crane

Jed Prouty
as Captain Moon

Fred Kelsey
as Dickens

Don Beddoe
as Big Joe Brady

Lester Matthews
as Mr. Lee

Edward Gargan
as Chimp
CinemaSerf
"Lanyard" (Warren William) and honourable factotum "Jamison" (Eric Blore) are in Havana on the trail of a rare stamp when they encounter "Patricia" (Frances Robinson) who wants to pinch their cab for an urgent trip to the airport. Charmed, the "Lone Wolf" agrees but after a few moments wishes he had...