Captain Ben Cutlet
Will Hay
Harbottle
Moore Marriott
Crew Member
Leonard Sharp
Harry Terry
Captain of the 'Rob Roy'
Percy Walsh
Olivia Potter-Porter
Norma Varden
Yates
Kenneth Warrington
Maryatt
Dennis Wyndham
Emma Harbottle
Amy Veness
Albert
Graham Moffatt
Bit Role (uncredited)
Peter Gawthorne
Officer on Yacht
George Merritt
Second Detective
Charles Rolfe
Director
William Beaudine