K-9 (robot dog)/Video

'K9 plays chess'
Clip from the 1978 serial 'The Sunmakers', starring Tom Baker as the Doctor, Louise Jameson as his savage companion Leela, and John Leeson as the voice of K-9. The Doctor and K-9 are playing chess in the console room of his time machine, the TARDIS, just before it lands on Pluto.