Mariah Colby is a non-union Musical Theatre, Film and Commercial actress based in Detroit. Last year she appeared in three national commercials, and three professional theatrical productions.

Most recently she finished up The Holiday Cabaret at The Detroit Public Theatre where she got some exceptional reviews as "a bright light onstage, drawing big laughs throughout" according to Detroit Free Press. Additionally, BSB Insider stated that she "delivers vocals that are at once precise and emotionally generous, anchoring the evening with a warmth that feels effortless," and that "there’s a grounded sincerity in her performances that makes even familiar material feel freshly lived-in."
Mariah graduated from Oakland University for Musical Theatre in 2021. She is a taurus that fits the description, a lover of food and the finer things. She also has two cats too cute not to mention, Winston and Oscar.