Since graduating from the National Theatre School of Canada in 2008, Mani Soleymanlou has been very active on the Montreal stage. He has taken part in a number of high-profile theatre productions, including Projet Andromaque (Serge Denoncourt), L'Opéra de Quat'sous (Brigitte Haentjens) and Les trois mousquetaires (Serge Denoncourt).

In 2011, Mani founded Orange Noyée, a creative company with which he writes, directs and performs. He created the identity triptych: UN, DEUX, et TROIS. After Montreal, the trilogy was staged in Paris with 40 performers. Mani went on to create a new cycle with Ils étaient quatre, Cinq à sept, Huit et Neuf (provisional title).He concludes with his solo ZÉRO.

He then presented a new version of Un. Deux. Trois, during the 2022 season at Théâtre Jean Duceppe, and on tour across Canada for several months. The year 2023 was also marked by theater. He directed the play Mille au Quat'sous and returned to the Théâtre du Nouveau Monde, where he formed the electrifying duo of Laurel and Hardy with Luc Bourgeois in Abraham Lincoln va au théâtre, directed by Catherine Vidal. Since 2021, Mani has been Artistic Director of the National Arts Center's French Theatre in Ottawa.

On screen, he can be seen in the series M'entends-tu?, Virage, C'est comme ça que je t'aime and Corbeaux. Mani also plays a lead role in Avant le crash, the Radio-Canada series written by Éric Bruneau and Kim Lévesque-Lizotte, as well as Victor in the gloomy series In Memoriam.

He can also be seen in the feature films La femme de mon frère, directed by Monia Chokri, Une langue universelle by Matthew Rankin, Mlle Bottine by director Yan Lanouette Turgeon and, recently, Deux femmes en or by Chloé Robichaud.