Markus J. Bachmann is an Austrian actor and voice artist, born in 1996 in Salzburg, Austria. He pursued his passion for performance at the Schauspielschule Der Keller in Cologne, Germany, where he completed his acting education. His early career was deeply rooted in theatre, with significant work at the Theater der Keller in Cologne, where he appeared in productions such as A Clockwork Orange and Das Fest. His stage work garnered critical attention, leading to a nomination for best up-and-coming actor by the Kölner Theatergemeinde in 2019. From the 2020-21 season until 2023, he was a permanent ensemble member at Schauspiel Bonn.

Alongside his theatrical performances, Bachmann has built a career as a speaker for audio books, radio plays, and synchronization, bringing his voice to a variety of media. In the realm of German anime dubbing, he has taken on prominent lead roles. He provides the German voice for the protagonist Tatsuhiro Satou in the series Welcome to the N.H.K., a role that sees him portraying a reclusive hikikomori. He also voiced the character Hossal Yugrául in the animated film The Deer King, lending his voice to the Japanese role originally performed by Ryouma Takeuchi. This work places him alongside well-known German voice actors such as David Nathan, who voices the lead character Van in the same film.

His voice work in dubbing extends beyond anime to include a wide range of international film and television productions. He has voiced characters in projects such as the series Wild Cards and the film Under Fire. His work is characterized by frequent collaboration with Cologne-based studios and professionals, including dialogue director Daniel Käser, who directed the German dubbing for The Deer King. Bachmann's career is marked by a versatility that spans theatre, on-screen acting in productions like SOKO Köln and Wilsberg, and a comprehensive voice-acting portfolio that includes radio dramas, such as his ongoing role as Kommissaranwärter Tim Waller in the SR-Radiotatort since 2021.