| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Lloyd Nolan | Lieutenant DeGarmot | Colt Detective Special | 1st Gen model with Round Butt grips |
| Lloyd Nolan | Lieutenant DeGarmot | Colt Model 1908 Vest Pocket | With blued finish and factory hard rubber grips |
| Robert Montgomery | Phillip Marlowe | Smith & Wesson Model 10 | - |
| Robert Montgomery | Phillip Marlowe | Colt Model 1908 Vest Pocket | - |