Doomwatch· Season 2 · Episode 9
In the Dark
The death of a young man off the Scottish coast leads to the Doomwatch team investigating a cover up in the case of a sunken ship, and the discovery of a revolutionary life-changing science.
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Guest stars
Joby Blanshardas Colin BradleyVivien Sherrardas Barbara Mason
John Nolanas Geoff Hardcastle
Jean Trendas Dr. Fay ChantryJoseph Greigas Dr. Jackson
Patrick Troughtonas Lyon McArthur / Alan McArthurAlethea Charltonas Flora SetonSimon Lackas Andrew SetonJane Doreas ReceptionistMichael Ellisonas Naval OfficerDavid Purcellas Journalist
John Nolanas Geoff HardcastleJean Trendas Dr. Fay ChantryJoseph Greigas Dr. JacksonPatrick Troughtonas Lyon McArthur / Alan McArthurAlethea Charltonas Flora SetonSimon Lackas Andrew SetonJane Doreas ReceptionistMichael Ellisonas Naval OfficerDavid Purcellas Journalist