About this programme
Marvin drinks a special potion that he thinks will make him immortal, but causes him to rapidly de-age.
Programme listing
Grimsburg
Younger Games
When is Grimsburg next on TV?
Grimsburg has no further showing currently listed. It was last on Sky One at 23:45 on Fri 21 Aug 2026.
What channel is Grimsburg on?
No future channel is currently listed. The latest showing was on Sky One.
Is Grimsburg on TV tonight?
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Latest channel
Sky One
Sky One
Last shown
Fri 21 Aug 2026, 23:45
Fri 21 Aug 2026, 23:45
Ended
Sat 22 Aug 2026, 00:15
Sat 22 Aug 2026, 00:15