

Plot Summary
After an encounter with the Master, an airline stewardess named Tegan Jovanka becomes an unwitting stowaway aboard the TARDIS as it travels to the planet Logopolis. There, the Doctor discovers that the Master's interference with the Logopolitans' advanced mathematics has unleashed a wave of entropy which threatens to consume the entire universe.
Full Cast & Characters

Tom Baker
The Doctor

Matthew Waterhouse
Adric

Sarah Sutton
Nyssa

Janet Fielding
Tegan Jovanka

Anthony Ainley
The Master

Delore Whiteman
Aunt Vanessa

Tom Georgeson
Detective Inspector

John Fraser
The Monitor

Christopher Hurst
Security Guard

Adrian Gibbs
The Watcher (uncredited)

Peter Davison
The Doctor

Peter Pratt
The Master (archive footage)
Director & Crew
Peter Grimwade
Director
Official Trailer

Where to Watch Doctor Who: Logopolis Online
You can currently stream Doctor Who: Logopolis online or watch it in HD via the link below.
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Frequently Asked Questions
Where can I watch Doctor Who: Logopolis online?
Doctor Who: Logopolis (1981) is available to stream on various platforms. You can also watch it online via our Watch Online button.
What is the IMDb rating of Doctor Who: Logopolis?
It has an IMDb rating of 7.0/10 based on 6 votes.
Who directed Doctor Who: Logopolis?
Doctor Who: Logopolis was directed by Peter Grimwade and released in 1981.
How long is Doctor Who: Logopolis?
Doctor Who: Logopolis has a runtime of 1 hours and 40 minutes.
Movie Details
- Release Date
- 1981-03-21
- Status
- Released





