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