Ethan Slater is known for playing SpongeBob SquarePants in the Broadway musical SpongeBob SquarePants, Boq in Wicked (2024), and for roles in Fosse/Verdon and Origin.
Films
- Wicked: Part OneBoq2024
- Wicked: Part TwoBoq2025
- OriginBrett Hamilton2023
- Sweet and SadPiano Guy2016
TV shows
- Schmigadoon!Lennie2023
- Fosse/VerdonJoel Grey2019
- Law & Order: SVUBilly DeMarco2015
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About Ethan Slater
Ethan Slater is an American actor and singer, known primarily for his Tony-nominated performance as the title character in the Broadway musical SpongeBob SquarePants. He has since transitioned to screen work, appearing in the FX series Fosse/Verdon and in Ava DuVernay’s film Origin, and is set to play Boq in the two-part film adaptation of Wicked.
FAQs
What is Ethan Slater most famous for?
He is best known for originating the title role in the Broadway musical SpongeBob SquarePants, for which he was nominated for a 2018 Tony Award for Best Actor in a Musical.
Who does Ethan Slater play in the Wicked movies?
He plays Boq, a Munchkin who becomes the Tin Man, in the two-part film adaptation of Wicked (2024 & 2025).
Has Ethan Slater appeared in any TV series?
Yes, he played a young Joel Grey in the limited series Fosse/Verdon (2019) and appeared in episodes of Law & Order: SVU and Schmigadoon!.
Sources & where to watch: IMDb · Wikipedia · Playbill · Where to watch (JustWatch UK) · Updated June 2026