| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Gayle Hunnicutt | Maureen Preble | Walther PPK | - |
| George Peppard | P.J. | Smith & Wesson Model 10 | With 2.5" barrel and wooden grips |
| George Peppard | P.J. | Walther PPK | With blued finish and brown Bakelite plastic grips |
| Raymond Burr | William Orbinson | 12 Gauge Double Barreled Shotgun | hammerless with beavertail foregrip |