Milly Thompson in Trigun is voiced by Satsuki Yukino in the original Japanese version and Lia Sargent in the English dub. Yukino’s gentle, airy delivery perfectly complements Milly’s kind-hearted and soft-spoken personality.
Satsuki Yukino (Japanese Voice Actor)

Date of Birth
May 25, 1970
About Satsuki
Satsuki Yukino is a Japanese voice actress known for her soft, refined voice and ability to portray gentle yet emotionally strong characters. She rose to prominence in the late 1990s and became widely recognized for roles that balance warmth, intelligence, and quiet strength. Her portrayal of Milly Thompson is one of her early standout performances, capturing the character’s innocence, sincerity, and surprising emotional depth.
Hometown
Shiga Prefecture, Japan
Career Highlights
- Milly Thompson – Trigun (1998)
- Kagome Higurashi – Inuyasha
- Mion & Shion Sonozaki – Higurashi no Naku Koro ni
- Kaname Chidori – Full Metal Panic!
- Takako Chigusa – Mahoromatic
Yukino is especially known for voicing compassionate female leads, with Kagome in Inuyasha being one of her most iconic roles.
Full Current Filmography
The following list reflects documented credits from reputable anime databases and agency listings; it may not be exhaustive.
Anime (Selected, Chronological Highlights)
- 1998 – Trigun – Milly Thompson
- 2000–2004 – Inuyasha – Kagome Higurashi
- 2002–2005 – Full Metal Panic! – Kaname Chidori
- 2006–2007 – Higurashi no Naku Koro ni – Mion Sonozaki / Shion Sonozaki
- 2001 – Mahoromatic – Takako Chigusa
- 2010s–present – Continued roles in anime, including reprises and supporting characters
Video Games (Selected)
- Inuyasha game adaptations – Kagome Higurashi
- Higurashi no Naku Koro ni games – Mion/Shion Sonozaki
Dubbing & Narration
- Active in Japanese dubbing and narration, contributing to various television and media projects
Critical Reception
Satsuki Yukino’s performance as Milly Thompson is widely appreciated for its warmth and sincerity. Critics and fans often highlight how her gentle tone enhances Milly’s role as the emotional heart of Trigun.
- Anime News Network’s Trigun entry notes the effectiveness of the series’ core cast (https://www.animenewsnetwork.com/encyclopedia/anime.php?id=13)
- MyAnimeList discussions frequently describe Milly as “endearing and heartfelt,” with Yukino’s voice acting playing a key role (https://myanimelist.net/character/23/Milly_Thompson)
Lia Sargent (English Voice Actor)

Date of Birth
Not publicly documented
About Lia
Lia Sargent is a retired American voice actress and ADR director known for her work in anime dubbing during the late 1990s and early 2000s. She is particularly recognized for voicing warm, supportive characters with emotional depth. As Milly Thompson in Trigun, Sargent delivers a heartfelt and gentle performance that highlights Milly’s kindness, optimism, and quiet strength, making her a fan-favorite in the English dub.
Hometown
Not publicly documented
Career Highlights
- Milly Thompson – Trigun
- Shion Uzuki – Xenosaga: The Animation
- Various roles – Rurouni Kenshin (English dub contributions)
- ADR Director – Multiple anime dubbing projects in the early 2000s
Sargent’s work is notable not only for her performances but also for her contributions behind the scenes in shaping English-language anime dubs.
Full Current Filmography
The following list reflects documented credits from anime databases and production records; it may not be exhaustive.
Anime (Voice Acting)
- 1998 (English dub released early 2000s) – Trigun – Milly Thompson
- 2005 – Xenosaga: The Animation – Shion Uzuki
- Late 1990s–2000s – Rurouni Kenshin – Supporting roles (varies by dub credits)
- 2000s – Additional minor and supporting roles across English-dubbed anime titles
ADR Direction / Production
- Worked as an ADR director on several anime dubbing projects, contributing to voice direction and localization quality during the early 2000s dubbing era.
Other Work
- Retired from voice acting; limited public information on recent professional activity.
Critical Reception
Lia Sargent’s portrayal of Milly Thompson is widely praised for its warmth and sincerity. Fans often highlight her performance as essential to the emotional balance of the Trigun dub, complementing the series’ mix of humor and drama.
- Anime News Network’s Trigun entry notes the positive reception of the English dub cast (https://www.animenewsnetwork.com/encyclopedia/anime.php?id=13)
- Fan discussions on MyAnimeList frequently describe her Milly as “sweet and memorable,” emphasizing the emotional authenticity of her delivery (https://myanimelist.net/anime/6/Trigun)
Social Media
No verified official social media accounts with publicly documented handles and direct URLs were found.
