Octonots
Yr Octonots a'r Llyn Cudd
The Octonauts find a mysterious hidden lake underneath Antarctica, while Cregynnog is eager to find some new undiscovered creatures living in the red water
Octonots airs on S4C HD at 7:35 AM, Thursday 24 April. (Subtitles, repeat.)
Topics
Children's ➝ Youth Programmes
General