Special investigator Duke Martin is in London to investigate the authenticity of a rare postage stamp called the Barbados Overplate. Someone is willing to commit murder to get his or her hands on the stamp, which puts a crimp in Duke's efforts to romance every beautiful woman he meets.
Tom Conway
Delphi Lawrence
Brian Worth
Michael Balfour
Marianne Stone
Campbell Cotts
John Horsley
Ronan O'Casey
Launce Maraschal
Colin Tapley
Alan Gifford
Grace Arnold
John Colicos
Mayura
John Watson
Reggie Morris
Derrick Whittingham
Charles Hammond