The Seal of Neptune was a children's programme created by Oliver Postgate and Peter Firmin, also known for their works Ivor the Engine and Clangers. It was broadcast on BBC Television in 1960. Oliver Postage tells the sage of Sirus,the small seahorse who sets out beneath the waves with his friend Shrimp to return the Seal of Neptune to its rightful owner.

6th July 1960 - 19th September 1962