Krista Muir has composed music for film, tv and interactive media. Short film scores include Homonium Contorsionis (2021), La Fleuve a Droit (2006), and I Made a Girlfriend (2002). Feature films include Sophie Deraspe's Signes Vitaux (2008). She composed and arranged a mini operetta for Daily Tous Les Jours' interactive game at the Gaité Lyrique (2012) "Kit Operette". Her music has been featured in shows such as Web Dreams, Dance Academy, Offspring, and Satisfaction.