The Doctor needs somewhere peaceful to recover from his traumatic regeneration. But the sanctuary of Castrovalva is not all it seems, as the Master will stop at nothing to gain his revenge over the Doctor...

Genres

Cast

Peter Davison

The Doctor

Matthew Waterhouse

Adric

Sarah Sutton

Nyssa

Janet Fielding

Tegan Jovanka

Anthony Ainley

The Master / The Portreeve

Michael Sheard

Mergrave

Tom Baker

The Doctor (archive footage)