In this entry in the enduring series, the suave jewel thief finds himself helping the police break up a ring of diamond smugglers. Along the way, he winds up accused of both robbery and murder.
Gerald Mohr
as Michael Lanyard
Eric Blore
as Jamison
Sheila Ryan
as Sharon Montgomery
Jacqueline deWit
as Liliane Dumont
Bernard Nedell
as Leon Dumont
John Gallaudet
as Henderson
Winifred Harris
as Agatha Van Weir
Nestor Paiva
as Police Capt. Carlos Rodriguez
