| A Matter of Conscience | |
| Native Name: | |
| Director: | Petros Lykas |
| Music: | Mimis Plessas |
| Distributor: | Finos Film |
| Runtime: | 189 minutes |
| Country: | Greece |
| Language: | Greek |
A Matter of Conscience (el|Θέμα συνειδήσεως) is a 1973 Greek film produced by Finos Films, directed by Petros Lykas and starring Nikos Kourkoulos and Betty Arvaniti.