Fair rating?

Doctor Who· Season 16 · Episode 21

The Armageddon Factor, Part One

S16E21·8.9·January 20, 1979·25m·BBC One

In their search for the final segment of the 'Key To Time', the Doctor and Romana land the TARDIS on the world of Atrios who is at war with it's neighboring planet Zeos. Upon avoiding a missile attack right before landing, the Doctor and Time Lady Romana are then mistaken for spys from Zeos by the Marshall.

Streaming on (US) See all

#8In Season 16of 26 rated episodes

#211All-timeof 700 rated episodes

−0.1vs season avgSeason 16 averages 9.0

1979First airedJanuary 20, 1979

Guest stars

Harry Fielder

Harry Fielderas Guard

Valentine Dyall

Valentine Dyallas Black Guardian

Lalla Ward

Lalla Wardas Princess Astra

William Squire

William Squireas The Shadow

Ian Saynor

Ian Saynoras Merak

John Woodvine

John Woodvineas Marshal

Davyd Harriesas Shapp

Pat Gorman

Pat Gormanas Pilot

Barry Jackson

Barry Jacksonas Drax

Susan Skipperas Heroine

Iain Armstrongas Technician

John Cannon

John Cannonas Guard

Ian Listonas Hero

Stephen Calcuttas Super Mute

Crew

Michael Hayes

Michael HayesDirector

Bob BakerWriter

Dave Martin

Dave MartinWriter

Keep going