| Captain Sully | 0 |
| Cardinal Biggles | 1 |
| Cardinal Fang | 1 |
| Cardinal Ximénez | 1 |
| Carlos | 1 |
| Carmine Laguzio | 1 |
| Carol | 1 |
| Carol Beer | 1 |
| Cashier | 1 |
| Catherine Zeta-Jones | 1 |
| Cephus | 1 |
| Chad | 3 |
| Chad Lowe | 1 |
| Charles Manson (Manson sketch) | 1 |
| Charles Thomson | 1 |
| Charlie Murphy | 1 |
| Charlyne Yi | 1 |
| Checkout Cashier | 1 |
| Cher | 1 |
| Chicken Lady | 1 |
| Chris Tucker | 1 |
| Christoph Waltz | 2 |
| Chuck Grassley | 1 |
| Circe Nightshade | 1 |
| Clark Gable | 1 |
| Clark Kent | 1 |
| Clayton Bigsby | 2 |
| Clifton the Colored Milkman | 1 |
| Clint Eastwood | 1 |
| Clown | 1 |
| Coach | 1 |
| Coach Hines | 2 |
| Coach Johnson | 1 |
| Colby | 1 |
| Colin Jost | 1 |
| Connie Conehead | 1 |
| Contestant | 1 |
| Control | 1 |
| Cookie Monster | 1 |
| Corncob TV Representative | 1 |
| Cory Booker | 1 |
| Count Floyd | 1 |
| Cousin Gert | 1 |
| Cowardly Lion | 1 |
| Cowboy | 2 |
| Creepy Caller | 1 |
| Crew Member | 1 |
| Crime Victim | 1 |
| Customer | 1 |
| Dafydd Thomas | 1 |
