Berwyn is from Pontypridd and trained at the Royal Central School of Speech and Drama.
Theatre credits include, Woof (Sherman Theatre), Little Dogs (frantic assembly/NTW), Tonypandemonium (NTW), Sweeney Todd (West Yorkshire Playhouse/WNO), Deffro’r Gwanwyn/Oan oedd y Bud yn fach (theatr genedlaethol).
TV credits include, Bang (S4C/BBC), Pobl Y Cwm (S4C/BBC).
Berwyn also features in BAFTA winning short film Smile.
While at Central Berwyn was selected to represent the school at the Wanamaker Festival at The Globe. For the last 10 years he has also sang with vocal Group Gregorian, touring around the world.