2 appearances across 1 title
| Actor | Firearm | Notes |
|---|---|---|
| Peter Vaughan | Webley RIC No.1 New Model | "The Affair of the Avalanche Bicycle & Tyre Co. Ltd." (S01E03) |
| Peter Vaughan | Smith & Wesson Double Action | Possibly European version of 2nd-4th models; "The Case of the Mirror of Portugal" (S01E06) |