Brothers Michael and David Tremayne decide to steal the Crown Jewels from the Tower of London, not for criminal purposes, but to make themselves famous.
as Michael Tremayne
as David Tremayne
as Insp. Marryatt
as Col. Gurney-Simms
as Sir Matthew
as Riggs
as Eve
as Inge
as Lt. Col. Paling
as Mrs. Tremayne
as Uncle Edward
as Mrs. Pervis
as Mr. Tremayne
as Lennie
as Harrassed Man
as Sgt. Catchpole
as Sarah
as Maj. Gen. Jeffcock
as Lt. Sprague
as Capt. Browning
as David's Bank Manager
as De Winter
as Customs Officer
as Brigadier
as Army Officer
as Man at Party with Hunting Horn
as Man at Party
as Capt. Green
