Richard Arlen
William 'Bill' Jones, an alias of William Foster
Beryl Mercer
Mrs. Gubbins
Claud Allister
Lord 'Spoofy' Brockton
Charles McNaughton
James 'Jimmie' Gubbins
Cecilia Parker
Ann Gordon
Dudley Digges
Inspector Briggs
Nydia Westman
Peggy 'Peg' Woofers
Jonathan Hale
Detective Bolton
Lillian Kemble-Cooper
Lady Brockton
Robert Greig
John Ferguson, Brockton's Butler