JAPANESE VOICE ACTOR: Ayane Sakura
Fiona Frost, also known as Nightfall, is voiced by Ayane Sakura in the original Japanese version of Spy x Family. Sakura was officially announced for the role in November 2022 and made her debut as Fiona during the anime’s first season.
Date of Birth
January 29, 1994
About Ayane
Ayane Sakura is a Japanese voice actress from Tokyo who is known for voicing many of anime’s most popular female characters. Her performance as Fiona Frost combines a cold, professional demeanor with subtle emotional comedy, perfectly matching the character’s dual personality as an elite spy and Loid Forger admirer.
Hometown
Tokyo, Japan
Career Highlights
- Fiona Frost / Nightfall — Spy x Family
- Ochaco Uraraka — My Hero Academia
- Gabi Braun — Attack on Titan
- Yotsuba Nakano — The Quintessential Quintuplets
- Iroha Isshiki — My Teen Romantic Comedy SNAFU
- Nao Tomori — Charlotte
Full Current Filmography
Television Anime
- Spy x Family — Fiona Frost / Nightfall
- My Hero Academia — Ochaco Uraraka
- Attack on Titan: The Final Season — Gabi Braun
- My Teen Romantic Comedy SNAFU — Iroha Isshiki
- Charlotte — Nao Tomori
- Your Lie in April — Tsubaki Sawabe
- Non Non Biyori — Natsumi Koshigaya
- The Quintessential Quintuplets — Yotsuba Nakano
Anime Films
- Spy × Family Code: White — Fiona Frost / Nightfall
- The Quintessential Quintuplets Movie — Yotsuba Nakano
- My Hero Academia film series — Ochaco Uraraka
Critical Reception
Ayane Sakura’s performance has been praised for capturing Fiona’s serious spy persona while delivering the character’s internal comedic moments with precision and charm.
Our Sources
- Crunchyroll – SPY x FAMILY TV Anime Enlists Ayane Sakura as Fiona Frost
- Behind The Voice Actors – Fiona Frost / Nightfall
- AniBase – Spy x Family Cast List
ENGLISH VOICE ACTOR: Lindsay Seidel
In the English dub of Spy x Family, Fiona Frost is voiced by Lindsay Seidel. Her portrayal preserves Fiona’s composed and intimidating exterior while emphasizing the character’s humorous obsession with Loid.
Date of Birth
Not publicly documented.
About Lindsay
Lindsay Seidel is an American voice actress known for her work in anime dubbing. She has voiced numerous major characters across action, fantasy, and comedy series and has become one of the most recognizable talents in modern English-language anime dubbing.
Hometown
Dallas–Fort Worth, Texas, United States
Career Highlights
- Fiona Frost / Nightfall — Spy x Family
- Nejire Hado — My Hero Academia
- Eris Boreas Greyrat — Mushoku Tensei
- Nagisa Shiota — Assassination Classroom
- Uta — Tokyo Ghoul
- Akane Hiyama — Love Tyrant
Full Current Filmography
Anime Series
- Spy x Family — Fiona Frost / Nightfall
- My Hero Academia — Nejire Hado
- Mushoku Tensei — Eris Boreas Greyrat
- Assassination Classroom — Nagisa Shiota
- Tokyo Ghoul — Uta
- Love Tyrant — Akane Hiyama
Anime Films
- My Hero Academia film series — Nejire Hado
- Various Mushoku Tensei and franchise-related releases
Critical Reception
Fans have praised Lindsay Seidel’s performance for maintaining Fiona’s cool, calculated demeanor while effectively conveying the character’s hidden emotions and comedic inner monologues.
Our Sources
- Behind The Voice Actors – Fiona Frost / Nightfall
- Crunchyroll English Dub Cast Announcements
- Lindsay Seidel Official Website
- IMDb Voice Credits
