K9 Mark I/Appearances

A list of appearances by K-9 Mark I.

Television

Doctor Who

Season 15

• The Invisible Enemy (first appearances; joins)
• Image of the Fendahl (brief cameo)
• The Sun Makers
• Underworld
• The Invasion of Time (leaves)

Season 21

• Resurrection of the Daleks (flashback; archival material)

Doctor Who Mini-episodes

• Search Out Space (possible; unknown model K-9)
• Dimensions in Time (possible; unknown model K-9; story not regarded as canonical)

Big Finish Audio Dramas

• Weapon of Choice
• Square One
• The Inquiry
• A Blind Eye
• Lies
• Spirit
• Pandora
• Insurgency
• Imperiatrix
• Fractures
• Warfare
• Appropriation
• Mindbomb
• Panacea

Prose stories

Novels

Virgin New Adventures

• Lungbarrow (guest; with K-9 Mark II)

Short stories

Doctor Who Magazine

• Tautology (K-9 Mark I origin story; does not technically appear)

Decalog 2: Lost Property

• Crimson Dawn

Short Trips

• Jealous, Possessive (with K-9 Mark II)