75 mins | Crime, Thriller | March 31, 1931
75 mins | Crime, Thriller | March 31, 1931
| Producers | British Lion Films, Gainsborough Pictures |
| Original title | The Ringer |
| Directors | Rosaire Rutland, Walter Forde |
| Writers | Angus MacPhail, Robert Stevenson, Edgar Wallace |
as Dr. Lomond
as John Lenley
as Inspector Wembury
as Cora Ann Milton
as Samuel Hackett
as Maurice Meister
as Mary Lenley
as Inspector Bliss
as Sgt. Carter
as Gwenda Milton
as Commissioner