Leslie-Vanessa Lill is a German actress and voice actress born in Munich in 1994. Growing up in a family involved in the television industry, with her father working as a sound engineer and her mother as a makeup artist, she was introduced to the field at an early age. She began performing in front of the camera at the age of four and made her acting debut at six. During her school years, she received classical ballet training and balanced her education with acting and voice work, typically filming and recording during school holidays. After completing her Abitur at a musisches Gymnasium, a type of secondary school with a focus on the arts, she pursued her career full-time.

Lill has built an extensive career in voice acting, providing the German voice for a wide array of characters in both live-action and animated productions. Her body of work includes over 300 voice roles. While many of the specific titles mentioned, such as Interviews with Monster Girls, The Relative Worlds, Fate/Extra Last Encore, Resident Evil: Vendetta, The Testament of Sister New Devil Departures, The Testament of Sister New Devil BURST, and SUPER HXEROES: HEROES SAVE THE WORLD, are not detailed within the search results provided, several of her prominent anime roles are well-documented. She is notably the ongoing German voice of Ami Mizuno, also known as Sailor Mercury, a role she has performed across multiple installments of the Sailor Moon franchise, including Sailor Moon Crystal, the Sailor Moon Eternal films, and the more recent Sailor Moon Cosmos films. This long-standing association with a beloved character represents a significant achievement in her career.

Beyond this signature role, her anime voice work is diverse. She voiced Hitomi Tsukishiro in IRODUKU: The World in Colors and Luculia Marlborough in Violet Evergarden. In the fantasy series The Eminence in Shadow, she plays Alexia Midgar. She has also taken on roles in popular long-running series like Bleach: Thousand-Year Blood War, where she voices Rukia Kuchiki, and Uzumaki, where she voices Azami Kurotani. Her repertoire also includes characters in comedies such as Plus-Sized Elf, where she voices both Mero and Noichigo Izawa, and Immoral Guild, where she plays Toxico Dannar. Additionally, she has lent her voice to live-action series dubbed into German, such as Soy Luna, K.C. Undercover, and The Purge.

Recurring collaborations are evident in her filmography, particularly her continued association with the Sailor Moon franchise and her work across different seasons of series like Bleach and The Eminence in Shadow. Her early and prominent work dubbing the role of Lucy Pevensie in the Chronicles of Narnia film series is also frequently cited as a foundational part of her career. Alongside her voice acting, Lill maintains an active career as an on-screen actress, most notably in a long-running role as nurse Jasmin Hatem in the popular German television series In aller Freundschaft and its spin-offs.