Abigail Pniowsky (born January 26, 2008) is a Canadian actress. She is best known for playing Lily Painter in the horror series Channel Zero and Lake Sadler-Greene in the drama series Ten Days in the Valley.
Pniowsky was born in Winnipeg, Canada. Her older sister Anna is also an actress.
She gained nationwide recognition for playing Hannah in the sci-fi drama film Arrival starring Amy Adams. Her performance was praised by her fellow actors. Her first big role came playing Lily Painter and in the horror series Channel Zero. She is best known for playing Lake Sadler-Greene in the drama series Ten Days in the Valley. She played Talulah in the drama comedy film The Rest of Us starring Heather Graham. She played Max in the drama series Me. She played the lead role of Oli in the drama film American Baby.
In her spare time she practices MMA, dancing and loves swimming far out in the ocean. She is very interested in science, specifically marine biology.