Betty trained at New College Lanarkshire.

Theatre includes: Ivor,Disfunction (A Play, A Pie & A Pint); Aladdin, Rapunzel: A Hair Braiding Adventure (Macrobert Arts Centre); Local Hero (Chichester Festival Theatre); Orphans (National Theatre of Scotland); Cinderella (Perth Theatre); We Came To Dance (Yardheads); This Girl Laughs, This Girl Cries, This Girl Does Nothing (Stellar Quines/Imaginate); August: Osage County (Dundee Rep Theatre).

Films include: The Last Bus.