is a Welsh-born New Zealand actor and writer, best known for his film, television and stage roles. Thomas was born in Llanelli, south Wales, to a fluent Welsh-speaking family. His grandmother's interest in drama awakened an early interest in acting. After leaving school he trained as a quantity surveyor, but grew bored with office work. He attended Liverpool University, completing a BA in English Literature and in Celtic Studies and English Literature. While at university he began writing and acting in university revues. He continued his studied as Oxford University, gaining a Masters degree in Literature.