‘Other Mommy’ Star Arabella Olivia Clark on Working With Jessica Chastain and Being Mentored by Mckenna Grace

Arabella Olivia Clark is proud to scare you. The 10-year-old actress joined Variety over Zoom from her Los Angeles hotel room the morning after the premiere of “Other Mommy, wearing a jacket with her character’s name, Bela, printed on the front. Clark plays the daughter of Ursula (Jessica Chastain) and Russ (Jay Duplass), a young […]