| Name | Episode | Anzahl |
| Doctor #1 | 1-29, 65, 130, 304 | 32 Episoden |
| Susan "Foreman" | 1-10, 130, 354 | 13 Episoden |
| Barbara Wright | 1-16 | 16 Episoden |
| Ian Chesterton | 1-16, 335 | 17 Episoden |
| Vicki | 11-20 | 10 Episoden |
| Steven Taylor | 16-26 | 11 Episoden |
| Katarina | 20-21 | 2 Episoden |
| Dorothea "Dodo" Chaplet | 22-27 | 6 Episoden |
| Ben Jackson | 27-35 | 9 Episoden |
| Polly | 27-35 | 9 Episoden |
| Doctor #2 | 30-50, 130, 141 | 23 Episoden |
| James "Jamie" Robert McCrimmon | 31-50, 130, 141 | 22 Episoden |
| Victoria Waterfield | 36-42 | 7 Episoden |
| Zoe Herriot | 43-50, 130 | 9 Episoden |
| Brigadier Alistair Gorden Lethbridge-Stewart | 41, 46, 51-60, 64-65, 69-71, 74-75, 80, 125, 130, 155 | 24 Episoden |
| Sergeant John Benton | 46, 53-57, 59-60, 64-65, 69, 71, 74-75, 80, 83 | 16 Episoden |
| Doctor #3 | 51-74, 130 | 25 Episoden |
| Elizabeth "Liz" Shaw | 51-54, 130 | 5 Episoden |
| Josephine "Jo" Grant | 55-69, 335 | 16 Episoden |
| The Master #1 | 55-59, 62, 64, 67, 88 | 9 Episoden |
| Captain Michael Yates | 55-57, 59-60, 64, 71, 74, 130 | 10 Episoden |
| Sarah Jane Smith | 70-87, 130, 177, 214-215 | 21 Episoden |
| Doctor #4 | 75-116, 130 | 43 Episoden |
| Harold "Harry" Sullivan | 75-80, 83 | 7 Episoden |
| Davros | 78, 104, 134, 143, 152, 214-215 | 7 Episoden |
| Leela | 89-97 | 9 Episoden |
| K-9 #1 | 93, 95-101, 103, 110-114, 130 | 15 Episoden |
| Lady Romanadvoratrelundar "Romana" #1 | 98-103 | 6 Episoden |
| Lady Romanadvoratrelundar "Romana" #2 | 104-114, 130 | 12 Episoden |
| K-9 #2 | 106-108 | 3 Episoden |
| Adric | 112-123 | 12 Episoden |
| Nyssa | 115-127 | 13 Episoden |
| The Master #2 | 115-117, 123, 129-130, 135, 140, 148, 159 | 10 Episoden |
| Tegan Jovanka | 116-134, 335 | 20 Episoden |
| Doctor #5 | 116-136 | 21 Episoden |
| Vizlor Turlough | 126-136 | 11 Episoden |
| Kamelion | 129, 135 | 2 Episoden |
| Perpugillian "Peri" Brown | 135-145 | 11 Episoden |
| Doctor #6 | 137-147 | 11 Episoden |
| The Rani #1 | 140, 148 | 2 Episoden |
| Melanie "Mel" Bush | 146-150, 335, 338, 347-348 | 8 Episoden |
| Doctor #7 | 148-160 | 13 Episoden |
| Dorothy "Ace" | 150-159, 335 | 10 Episoden |
| Doctor #8 | 160 + Prequel zu 263 | 1 Film (+1) |
| Dr. Grace Holloway | 160 | 1 Film |
| The Master #3 | 160 | 1 Film |
| Doctor #9 | 161-173 | 13 Episoden |
| Rose Tyler | 161-187, 203, 206, 212-215, 220 | 34 Episoden |
| Mickey Smith | 161, 164-165, 168, 171-175, 177-180, 186-187, 215, 220 | 17 Episoden |
| Jackie Tyler | 161, 164-165, 168, 172-175, 179-180, 184, 186-187, 215, 220 | 15 Episoden |
| Adam Mitchell | 166-167 | 2 Episoden |
| Captain Jack Harkness | 169-173, 199-201, 214-215, 220 | 11 Episoden |
| Doctor #10 | 173-220, 263 | 48 Episoden |
| K-9 #3 | 177, 215 | 2 Episoden |
| Donna Noble | 188, 203-215, 219-220, 336-338 | 19 Episoden |
| Martha Jones | 189-201, 206-208, 214-215, 220 | 19 Episoden |
| The Master #4 | 199 | 1 Episode |
| The Master #5 | 199-201, 219-220, 302-303 | 7 Episoden |
| Astrid Peth | 202 | 1 Episode |
| River Song | 210-211, 224-225, 232-233, 234-235, 241-242, 247, 253, 262, 290 | 14 Episoden |
| Willfred Mott | 202-203, 206-207, 213-215, 219-220, 337 | 10 Episoden |
| Jackson Lake | 216 | 1 Episode |
| Lady Christina de Souza | 217 | 1 Episode |
| Adelaide Brooke | 218 | 1 Episode |
| Doctor #11 | 220-264 | 44 Episoden |
| Amy Pond | 221-253 | 33 Episoden |
| Rory Williams | 221, 226-229, 232-253 | 28 Episoden |
| Clara "Oswin" Oswald | 249, 254-289, 304 | 38 Episoden |
| Doctor #12 | 264-304 | 41 Episoden |
| The Master #6 (Missy) | 265-266, 270, 273, 274-276, 278-279, 297, 299-303 | 15 Episoden |
| Nardole | 290-303 | 14 Episoden |
| Bill Potts | 292-304 | 13 Episoden |
| Doctor #13 | 304-335, 356 | 32 Episoden |
| Ryan Sinclair | 305-326 | 22 Episoden |
| Yasmin Khan | 305-335 | 30 Episoden |
| Graham O'Brien | 305-326, 335 | 23 Episoden |
| The Master #7 | 316-317, 324-325, 335 | 5 Episoden |
| Fugitive Doctor | 320, 329, 335 | 3 Episoden |
| Dan Lewis | 327-335 | 9 Episoden |
| Doctor #14 | 335-338 | 4 Episoden |
| Doctor #15 | 338-356 | 19 Episoden |
| The Rani #2 (Mrs. Flood) | 339, 346-347, 349-356 | 11 Episoden |
| Ruby Sunday | 339-348, 352, 355-356 | 13 Episoden |
| Belinda Chandra | 349-356 | 8 Episoden |
| The Rani #3 | 354-356 | 3 Episoden |
