Michaela Dietz
Biography
Michaela Dietz, an American voice actress, began her professional career in 2005 and has worked largely in animated television. Born in South Korea and raised in Cooperstown, New York, she went on to voice Riff on the PBS series Barney & Friends, then Amethyst on Cartoon Network's Steven Universe (2013) and Steven Universe Future, her first animated part. She returned as Amethyst for Steven Universe: The Movie (2019) and voiced Tomas in The Witcher: Nightmare of the Wolf (2021). Her other credits include Dolly Dalmatian on 101 Dalmatian Street, Vee on The Owl House, Darryl McGee on The Ghost and Molly McGee, and parts in video games such as Fallout 76: Wastelanders, Grand Theft Auto V, and Lego Dimensions. She also lent her voice to Kid Cosmic, Monsters at Work, and Craig of the Creek.
44years old
Turns 45 on November 1in 355 days
- Born Seoul
- Star sign: ScorpioThe sign runs October 23 to November 21
- Michaela Keenan Dietz (birth name)
Movie Career
- Films
- 3
- Career span
- 8 years2013 to 2021
Every film, newest first
- 2021The Witcher: Nightmare of the WolfIMDb rating 7.2
- 2019Steven Universe: The MovieIMDb rating 7.7
- 2013Steven UniverseIMDb rating 6.9
Genres
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Did you know?!
A first
Dietz has voiced Riff in Barney & Friends and Amethyst in the Steven Universe franchise, two American children's animated TV series. Amethyst was the first animated character she ever voiced.
Michaela Dietz movies on Netflix
The Witcher: Nightmare of the Wolfas Tomas (voice)
Steven Universe: The Movieas Amethyst (voice)
Steven Universeas Amethyst (voice)
Worked with
Michaela Dietz shares two films with Zach Callison, and one with each of the others. Pick a number on the chart or a name in the list to see the films they share.








Films together
Zach Callison2 films together, 2013 to 2019
Zach Callison's page Steven Universe: The Movie2019IMDb rating 7.7Dietz as AmethystvoiceCallison as Steven Universevoice
Steven Universe2013IMDb rating 6.9Dietz as AmethystvoiceCallison as Steven Universevoice
Estelle2 films together, 2013 to 2019
Estelle's page Steven Universe: The Movie2019IMDb rating 7.7Dietz as AmethystvoiceEstelle as Garnetvoice
Steven Universe2013IMDb rating 6.9Dietz as AmethystvoiceEstelle as Garnetvoice
Kari Wahlgren1 film together, 2021
Kari Wahlgren's page The Witcher: Nightmare of the Wolf2021IMDb rating 7.2Dietz as TomasvoiceWahlgren as Kitsu / Boyvoice
Jennifer Hale1 film together, 2021
Jennifer Hale's page The Witcher: Nightmare of the Wolf2021IMDb rating 7.2Dietz as TomasvoiceHale as Illyana / Noblewomanvoice
Kate Micucci1 film together, 2013
Kate Micucci's page Steven Universe2013IMDb rating 6.9Dietz as AmethystvoiceMicucci as Sadie Millervoice
Keith Ferguson1 film together, 2021
Keith Ferguson's page The Witcher: Nightmare of the Wolf2021IMDb rating 7.2Dietz as TomasvoiceFerguson as Lord Carlisle / Reidrichvoice
Han Kwang IlDirector, 1 film, 2021
All films by Han Kwang Il The Witcher: Nightmare of the Wolf2021IMDb rating 7.2Dietz as Tomasvoice
Rebecca SugarDirector, 1 film, 2019
All films by Rebecca Sugar Steven Universe: The Movie2019IMDb rating 7.7Dietz as Amethystvoice
Phil RyndaDirector, 1 film, 2013
All films by Phil Rynda Steven Universe2013IMDb rating 6.9Dietz as Amethystvoice
Online
Official profiles and reference pages.
