| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Dean Martin | Matt Helm | Madsen M50 | - |
| Dean Martin | Matt Helm | Smith & Wesson Model 39 | reversed barrel |
| Dean Martin | Matt Helm | M1928 Thompson | stock removed |
| James Gregory | MacDonald | Smith & Wesson 39 | - |
| James Gregory | MacDonald | Madsen M50 | reversed barrel |
| Robert Webber | Sam Gunther | Smith & Wesson 39 | - |
| Stella Stevens | Gail Hendricks | Smith & Wesson 39 | reversed barrel |
| Stella Stevens | Gail Hendricks | Madsen M50 | - |
| Victor Buono | Tung-Tze | MP40 | - |