| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Benedict Cumberbatch | Peter Guillam | Walther PPK | - |
| Gary Oldman | George Smiley | Walther PPK | - |
| Mark Strong | Jim Prideaux | CZ BRNO 22 | - |
| Tom Hardy | Ricki Tarr | Colt MK IV Series 80 Combat Commander | nickel finish |
| Gary Oldman | George Smiley | Manurhin PPK | - |