Portrait of Mariah Rose Faith Casillas

Mariah Rose Faith Casillas

Acting

Biography

Mariah Rose Faith Casillas came into the public consciousness in "The Guy Who Didn't Like Musicals" with the production group Team StarKid in Los Angeles. She then played Regina George in the first national tour of "Mean Girls." She has studied Film Direction in Los Angeles and has her own YouTube channel under her own name.

Born: December 29, 1995

Place of Birth: San Diego, California

Filmography

2025
The Guy Who Didn't Like Musicals: Reprised!

as Melissa/Zoey Chambers/Harmony Jones/Alice Woodward/Doug

2023
Nerdy Prudes Must Die

as Steph Lauter, Caitlyn

2022
Hey, Melissa!

as Melissa

2022
Dirty Laundry

as Self - Guest