| Answer | Crossword Clue |
|---|---|
| DOUBT | "When in ... tell the truth": Twain |
| DOUBT | "When in ..., tell the truth": Mark Twain |
| TWAIN | Who wrote "When in doubt, tell the truth" |
| TWAIN | Wit who wrote "When in doubt, tell the truth" |
| PACINO | Actor with the movie line "Me, I always tell the truth. Even when I lie" |
