Thomas/Wil Cwac Cwac

Thomas as Wil Cwac Cwac(Thomas and Wil are main characters)

Gordon as Hwmffra

Daisy as Martha Plu Chwithig

Emily as Mary Pickles

Edward as Huw Herc

James as Sioni Celiog Glas

Percy as Dic Penmoel

Henry as Ifan Twrci Tenau

Spencer as Mr Owie Plismon

Diesel as Mr Puw the Shop Shop

The Fat Controller as Mr Jones the School