The Hammer horror legend appeared in Planet of Fire with Peter Davison.
Best known for playing Darth Vader, Prowse also appeared in The Time Monster.
John Fraser played the Monitor in the Fourth Doctor’s swansong, Logopolis.
The Mummy on the Orient Express and Sherlock star has passed away, aged 67.
“You just didn’t imagine it being on for longer than three months.”
The new watchalong will take place at 19.00 (BST) on Saturday 31st October.
Delia Derbyshire: The Myths & The Legendary Tapes will premiere this week.
Gravicalymene bakeri is named after a Doctor Who icon.
How might Christianity be portrayed in a Doctor Who companion?
Material uses science, geography, and history learnt in Series 11 and 12.