The classic Doctor Who episode starring Jon Pertwee was newly re-edited ahead of the creatures' return in The War Between the Land and the Sea.
The Sea Devils aired on December 7 and can be seen on iPlayer, while The War Between the Land and the Sea is currently being shown on BBC1 on Sunday at 8.30pm.
See below ways the city is linked to the series.

1. Taken 21st Oct 1971, we see Jon Pertwee pictured at Fraser Gunnery Range at Eastney where the BBC were filming Dr Who. Pictured with him L-R: Ordnance electrical mechanic Stephen Scholes from Leeds, control electrical mechanic Gerald Taylor from Wolverhampton (who were acting as extras in the filming), and David King from Chichester House, West Leigh is pictured taking a photograph or film. Picture: The News 715097-2
Jon Pertwee at Fraser Gunnery Range, Eastney, where the BBC was filming Dr Who, October 1971. Photo: -

2. Dr Who in Cosham
The 1985 serial Revelation of The Daleks featured the North Harbour IBM building in Cosham, which is now Lakeside North Harbour. Photo: The News archive

3. Doctor Who's links to Portsmouth
Millie Gibson and Ncuti Gatwa in the upcoming Doctor Who Christmas special. Here are 8 ways the series is linked to Portsmouth. Photo: BBC

4. Little Woodham, Hampshire
Doctor Who has been filmed in several Hampshire locations over the years, and most recently Jodie Whittaker was in Gosport. She came to the 'living history' village of Little Woodham – a 17th century-styled village in Rowner - to film an episode for her first series as the Doctor. Photo: Stephen Vernon