An actor trained at the Théâtre National de Strasbourg School, jazz pianist and singer-songwriter, Jonas Marmy has appeared in some twenty theatrical productions (Maëlle Poesy, Vladimir Pankov, Charlotte Lagrange, etc.), 4 feature films (Richard Linklater, Jacques Gamblin and Stéphane Vuillet, Lucie Prost and Jenna Hasse) and a dozen short films. (Aurélie Reinhorn, Jérémie Reichenbach, Marion Desseigne Ravel,...)
He performs in both French and Swiss productions, and likes to move back and forth between the two countries.