In his early years, he appeared on television in Jamais deux sans toi as well as the popular youth series La Princesse astronaute. On stage, he performed at TNM under the direction of Lorraine Pintal (Vu du pont) and at Théâtre Jean-Duceppe in Des souris et des hommes (directed by Vincent-Guillaume Otis). He also took part in the landmark production of M’appelle Mohamed Ali, directed by Tatiana Zinga Botao and Philippe Racine.

On screen, he has appeared in Série noire, Nouvelle adresse, Blue Moon, and Cheval-Serpent. Martin-David was featured in the drama series Fragile, earning a Gémeaux nomination in 2020. His career flourished in 2021, with roles in Sortez-moi de moi, Les petits rois, Après, L’homme qui aimait trop, Plan B, and the original series Audrey est revenue (Gémeaux nomination in 2022). He then portrayed lawyer Frédéric Legrand in the daily series Indéfendable for two seasons, receiving Gémeaux nominations in both 2023 and 2024.

In cinema, he starred in Alain Desrochers’ feature film Nitro and Yan Giroux’ À tous ceux qui ne me lisent pas. In 2022, he played Jean-Marc in Stéphane Lafleur’s acclaimed film Viking.

A stint in Toronto in the early 2000s kept him active, where he joined the cast of numerous productions by Théâtre français de Toronto.

After completing a screenwriting program at L’INIS in 2004, Martin-David released his first book in 2021, Clark ou La peau de l’ours, published by Leméac, a narrative that challenges stereotypes.