Doctor Who of the series and a film should be made by the BBC team and star the current TV Doctor. "Doctor Who" has appeared on stage numerous times. In the early 1970s, Trevor Martin played the role in "Doctor Who and the Daleks in the Seven Keys to Doomsday". In the late 1980s, Jon Pertwee and Colin Baker both played the Doctor at different times during the run of a play titled "Doctor Who – The Ultimate Adventure". For two performances, while Pertwee was ill, David Banks (better known for playing Cybermen) played the Doctor. Other original plays have been staged
The Doctor (Doctor Who) of a previous incarnation sustaining mortal injury, though he can regenerate from old age and was once forced to regenerate by the Time Lords. A common side effect the Doctor frequently experiences is a period of instability and partial amnesia following regeneration. Some post-regeneration experiences have been more difficult than others. In particular, the Fifth Doctor began reverting to his previous personalities and required the healing powers of the TARDIS's "Zero Room" to recuperate ("Castrovalva"). The Sixth Doctor experienced extreme paranoia and flew into a murderous rage, nearly killing his companion ("The Twin Dilemma"). The Eighth Doctor experienced amnesia due