Dropping his academic work for a professional acting career, Elwyn started his way up by appearing in repertory. Due to there already being an actor named
Emrys Jones, he had to change his surname to Elwyn for acting purposes. Television work includes regular roles as Richard Duncan in seven episodes of
Doomwatch, Lt. Henry Percival in seven episodes of
The Regiment, the Hon. Greville Carnforth in
The Carnforth Practice, Roger Powell in 20 episodes of
Triangle, Timmy Gould in seven episodes of
The Brief, CDI Simpson in
Sam Saturday, Rev. Henry Mills in two series of
Bad Girls and Sir Edward in the
BBC series of
Robin Hood. In 2020, Elwyn joined the cast of
Coronation Street playing Charles Moore, Resident Chair of 'Stillwaters'. == Personal life ==