This Week in USA
The Ribos Operation: Part One
Last updated 28 July 2019
4:00am-4:30am PDT (11:00 GMT) < > « »
KBTC
Featuring: Tom Baker, Mary Tamm, Iain Cuthbertson, Cyril Luckham
The Doctor and Romana set out to collect the six segments of the "Key to Time." Their first stop: Ribos, a planet where the inhabitants have reached a Middle Ages stage of development.
Synopsis Source: KBTC website listing
Broadcast Source: KBTC