Catriana trained at Mountview Academy of Theatre Arts Theatre.

Credits Include: Francesca in The Great British Bake Off Musical (Cheltenham Everyman Theatre); Eva Peron in Evita (Krizanken Theatre, Ljubljana); Ensemble/1st cover, Scaramouche & Meatloaf in We Will Rock You (Dominion Theatre, London & International Arena Tour); Jas in Girlfriends (The Union Theatre, London); Magenta in The Rocky Horror Picture Show (European Tour); Joan in Dames At Sea (The Union Theatre, London); Wendy in Peter Pan (Nottingham Theatre Royal); Snow White in Snow White and the Seven Dwarves (Theatre Royal Lincoln).

Other Credits Include: Principal Vocalist in Symphonic Rock at The Royal Albert Hall; Session vocalist for several films including Mary Poppins Returns; Military Wives; How To Train Your Dragon; Mission: Impossible – Fallout and Mamma Mia!