While London Sleeps 1926

Synopsis:

Rinty is a police-dog assigned to a young Scotland Yard police-officer who covers the Limehouse district of London.

Directed by: Howard Bretherton
Runtime: 63 minutes
Tagline: An Amazing Tale of Limehouse with "The Wonder Dog" in a new role
Cast:
Rin-Tin-Tin
Rin-Tin-Tin
Rinty 
Helene Costello
Helene Costello
Dale Burke 
Walter Merrill
Walter Merrill
Thomas Hallard 
John Patrick
John Patrick
Foster 
Otto Matieson
Otto Matieson
London Letter 
George Kotsonaros
George Kotsonaros
The Monk