Capt. Johnnie Gray is enlisted by Mr. J.G. Reeder to infiltrate a gang of forgers in Dartmoor jail on behalf of the Bank of England.
Peter Murray-Hill
Capt. Johnnie Gray
Sally Gray
Claire Kent
Gibb McLaughlin
Mr. J.G. Reeder
Malcolm Keen
Peter Kent
Leslie Perrins
Jeffrey Legge (Maj. Jeffrey Floyd)
Sarah Seegar
Lila Legge
D.J. Williams
Emmanuel Legge
Rex Carvel
Sir John Flaherty
Robert Cochran
Det. Insp. Barker
Philip Ray
Fenner
Bobbie Comber
Gray's butler
Florence Groves
Daisy, club desk-clerk
