Kristen Joy Schaal is an American actress. Known for her distinctive child-like voice, she has voice roles as Louise Belcher on Bob's Burgers and Mabel Pines on Gravity Falls. She also played Mel on Flight of the Conchords, The Guide on What We Do in the Shadows, Hurshe Heartshe on The Heart, She Holler, and Carol Pilbasian on The Last Man on Earth. She provided several voices for BoJack Horseman; for the character of Sarah Lynn, she was nominated for a Primetime Emmy Award for Outstanding Character Voice-Over Performance. Other roles include Amanda Simmons on The Hotwives of Orlando, Hazel Wassername on 30 Rock, Victoria Best on WordGirl, Trixie in the Toy Story franchise, and Anne on Wilfred. She was an occasional commentator on The Daily Show from 2008 to 2016. She voiced Sayrna in the 2019 EA video game Anthem.

Bob's Burgers is an American animated sitcom created by Loren Bouchard for the Fox Broadcasting Company. It is centered on the Belcher family—parents Bob and Linda and their three children, Tina, Gene, and Louise—who run a burger restaurant and often go on adventures of many kinds. The show premiered on January 9, 2011. The series was conceived by Bouchard after he developed Home Movies. Bob's Burgers is a joint production by Wilo Productions and 20th Television Animation.