K9 Mark IV/Appearances
From Tardis Wiki, the free Doctor Who reference
Television
Doctor Who
Series 2
- School Reunion (introduction; cameo)
Series 4
- Journey's End
- The Waters of Mars (referenced only)
The Sarah Jane Adventures
Series 1
Mini-episodes
Series 3
Series 4
- The Nightmare Man
- Goodbye, Sarah Jane Smith (part two only)