A warp ellipse draws the TARDIS off course. The Fifth Doctor's companions are separated from him not in space, but in time, and he has to deal with a treacherous schoolboy named Turlough. But why does the Doctor's old friend, the Brigadier, not remember him at all?
The Doctor
Nyssa
Tegan Jovanka
Vislor Turlough
Brigadier Alistair Gordon Lethbridge-Stewart
The Black Guardian
Mawdryn
Headmaster
Ibbotson
Dr. Runciman
Matron
Mutant
Mutant
The Doctor (1) (archive footage)
The Doctor (2) (archive footage)
The Doctor (3) (archive footage)
The Doctor (4) (archive footage)
The Master (archive footage) (Special Edition)
K1 Robot (archive footage)
Bok (archive footage) (Special Edition)
Omega (archive footage) (Special Edition)
Duke of Forgill/Broton (archive footage) (Special Edition)
