Mezue ahịrịokwu na-esonụ: Thomas mere ya agadi mba debut maka Wales na 10 June 2001 megide Japan, na e capped na ọzọ isii n'oge na afọ. Ọ na-egwuri egwu na
2002 Six Nations, yana igwu egwu ule megide South Africa na Romania. A gbara ya bọọlụ ugboro isii n'afọ 2003, gụnyere asọmpi Six Nations. Ọ gbara bọọlụ abụọ megide Argentina na June 2006.