Interpol detective Caesar Smith tracks robbers of the Royal Mint van. He travels to Rio de Janeiro, Rome and Paris and establishes the guilt of a London coffee importer.

Denis Shaw
as Caesar Smith

Kay Callard
as Ella

Tony Quinn
as Mercer

Philip Saville
as Chase

Vera Fusek
as Mara

Tony Doonan
as Wally

Bob Simmons
as Peters

Geoffrey Hibbert
as Venner

Peter Elliott
as Feenan

Gordon Sterne
as Robledo