Career
Creasey's most sustained body of work is in animation voice acting. She joined the cast of The Amazing World of Gumball starting in Season 3, voicing recurring characters including Jamie and Judith, as well as a range of additional voices across the series' run through 2019.1 The show, produced by Cartoon Network Studios in the United Kingdom, ran for six seasons and became one of the network's most popular animated comedies. She reprised voice work for The Gumball Chronicles, a companion production, and appeared in The Wonderfully Weird World of Gumball (2025), the rebooted continuation of the franchise, voicing the Tree Librarian.1
In voice acting for games, Creasey contributed additional voices to Lego Star Wars: The Skywalker Saga (2022), the expansive action-adventure game covering all nine mainline Star Wars films.1
Her live-action television credits include a guest role as Ezra's Mother in The Alienist (2018), the TNT/Sky period crime drama set in 1890s New York;1 a guest role as a Book Store Worker in one episode of Loki Season 2 (2023), the Marvel Cinematic Universe Disney+ series;1 and a two-episode supporting role as Maeve in Silo Season 2 (2024), the Apple TV+ dystopian drama based on Hugh Howey's novel series.2 She appeared in sixteen episodes of the animated series Elliott from Earth (2021), a Cartoon Network production about a human child living on a space station.1
Creasey voiced Mother in the "Ice" episode of Love, Death and Robots Season 2 (2021), the Netflix animated anthology.1 In film, her credits include a role as an Information Desk Worker in Spooks: The Greater Good (2015), the British spy thriller based on the long-running BBC series, and the short film RETCH (2018), in which she played Rebecca.2
Ghostbusters: Frozen Empire
In Ghostbusters: Frozen Empire (2024), Creasey appeared as a Waitress.1 The role is a background part among the New York City ensemble present during the film's supernatural events.
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