Anton Gillis-Adelman began professionally acting when he was eight years old, in 2012, playing the role of Tiny Tim in Soulpepper's acclaimed production of "A Christmas Carol," in Toronto, Canada. Since then, he starred in "Birthmarked" (with Toni Collette and Matthew Goode), "Grand Army," "Clarice" and other movies, TV shows and commercials. In 2019, he'd starred in "Daughter of the Wolf" (with Richard Dreyfuss and Gina Carano) and in the pilot episode of "The Boys." Most recently, Anton acted across from Jake Epstien in "The Hardy Boys."

In 2022, Anton took a step behind the camera to write, direct and produce the short film "Camp Gaveri," a 10 minute drama depicting toxic masculinity between seven boys in a camp cabin.