After a series of roles in short films and television in Wales, such as “LUX” (2016), “Aberfan: The Green Hollow” (2016), and “Gwaith/Cartref” (2017), Daf Thomas became a young actor to watch. He guest starred on the legendary British television show “Casualty” (2021) and also had a role in the series “The Undeclared War” (2022). He made his feature-length debut in “Y Swn” (2023) and went on to star in the historical drama “Truth & Treason” (2025).