Mareile Moeller is a German actress and voice artist whose career spans theatre, television, and extensive voice-over work for film and series. Born in 1978 in Braunschweig, she completed her acting training at the prestigious Hochschule für Schauspielkunst Ernst Busch in Berlin, graduating with a diploma in 2003.

Moeller's performance career began in theatre, with engagements at the Deutsches Theater Berlin and the Düsseldorfer Schauspielhaus, where she appeared in productions such as Molière's The Imaginary Invalid and the German premiere of Elfriede Jelinek's Ernst ist das Leben. She transitioned to screen acting with roles in numerous German television series, including a leading role as Viktoria van Weyden in the ZDF telenovela Wege zum Glück from 2006 to 2007. She later took on the leading role of Kriminalhauptkommissarin Nele Wittkamp in the ZDF crime series Kripo Holstein – Mord und Meer. Her television work also includes episodes of popular series such as Die Rosenheim-Cops, SOKO Wismar, Ein starkes Team, and Flemming.

Parallel to her on-screen work, Moeller has built an extensive career in voice acting, lending her voice to characters in a wide range of international film and television productions. In the realm of anime, she is known for voicing Kuroyukihime in the series Accel World, Suzune in Senran Kagura, and the character Sendai in KanColle – Kantai Collection. Her work also includes dubbing for live-action series and films, where she has become the established German voice for actresses such as Lizzy Caplan, Rachael Taylor, Mary Elizabeth Winstead, and Mischa Barton. Among her prominent dubbing roles are Trish Walker in the Marvel Netflix series Jessica Jones, Luke Cage, and The Defenders, as well as Agent Lacey in the film The Interview.