Theatres where Marek Sarnowski has performed have included Hessen's Staatstheater in Wiesbaden, the Pfalztheater in Kaiserslautern, Stadttheater in Koblenz, the Städtischen Bühnen Münster and the Freilichtspiele (open air) Unterland in South Tyrol. He recently played Bill in the musical Mamma Mia in Stuttgart and Voltemand / Priest / Actor (Hamlet) in Wiesbaden. Marek Sarnowski has also appeared in several television productions, including Ein Fall für zwei/A Case for Two, Die Kommissarin (the, female, commissar) and a role in the sitcom Pastewka. He trained at the University for Music and the Performing Arts in Graz.