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?
as The Doctor
as Nyssa
as Tegan Jovanka
as Vislor Turlough
as Brigadier Alistair Gordon Lethbridge-Stewart
as The Black Guardian
as Mawdryn
as Headmaster
as Ibbotson
as Dr. Runciman
as Matron
as Mutant
as Mutant
as The Doctor (1) (archive footage)
as The Doctor (2) (archive footage)
as The Doctor (3) (archive footage)
as The Doctor (4) (archive footage)
as The Master (archive footage) (Special Edition)
as K1 Robot (archive footage)
as Bok (archive footage) (Special Edition)
as Omega (archive footage) (Special Edition)
as Duke of Forgill/Broton (archive footage) (Special Edition)
