Dyffryn Mwmin

This dub premiered on S4C's Stwnsh block on June 28, 2023, at 17:10 (5:10pm) BST. Welsh subtitles are also accompanied with the release of episodes.

Voice cast

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Trivia

 * The names are localized into the Welsh language:
 * Moomintroll -> Mwmintrol
 * Little My -> Fi Fach
 * Snufkin -> Snwffyn
 * Mymble -> Mwmian
 * Snorkmaiden -> Snorcferch
 * Hemulen -> Hemiwlen
 * Sniff -> Snyff
 * The Muskrat -> Musgrell
 * Teety-Woo -> Titi-W