| Fourth Doctor (Unbound) | |
| No. stories: | 1 |
| First appearance: | Doctor Who and the Daleks in The Seven Keys to Doomsday (1974) |
| Last appearance: | Seven Keys to Doomsday (2008) |
| Portrayed by: | Trevor Martin |
| Preceded by: | Third Doctor |
| Succeeded by: | Unknown |
| Series: | Adelphi Theatre (1974), Big Finish Productions (2008) |
For more on this Doctor, visit the Trevor Martin Doctor article at TARDIS Index File.
Appearances in Fan Media[]
to be added
Personality[]
This Doctor is a gruff, stern yet well spoken Time Lord. Despite possessing a cold, alien detachment he is filled with warmth, determination and earnestness. He occasionally has bouts of irritability.