The Other Charles Tribble is one of Manny Heffley's imaginary friends in Diary of a Wimpy Kid: The Third Wheel. Manny created him when Susan Heffley left Charles Tribble in the frozen foods aisle in the grocery store to which Manny took all his imaginary friends to.
- He is one of the few imaginary friends Manny has that Greg can remember. The other imaginary friends Greg can remember are named Joey, Petey, Danny, Charles Tribble, Tiny Jim, and Johnny Cheddar.
- Diary of a Wimpy Kid: The Third Wheel (Mentioned only)