Sarah Louise Christine Chalke (born August 27, 1976) is a Canadian actress and model. She is best known for her roles as Kate Mularkey on Netflix's Firefly Lane, Gabi in the movie Mother's Day, Paula Crowe in Chaos Theory, Dr. Elliot Reid on the NBC/ABC sitcom Scrubs, Gloria Macintosh in the movie Nothing Too Good for a Cowboy and on the subsequent CBC series, Muriel Jake's on Showtime's series Dead Man's Gun, Annie on CTV's series Neon Rider, and "Second Becky" Conner on Roseanne.

She's had recurring roles as Merrill Morgan on Netflix's Friends from College, Melanie Hertzal on ABC's sitcom Speechless, Amy Gazanian on FOX's series Backstrom, and Stella Zinman on CBS's sitcom How I Met Your Mother. She's also voiced a number of roles including The Professor on Disney Channel's Hailey's on It!, Stella on Netflix's Dogs in Space, Gina Jabowski on Netflix's Paradise PD, Beth Smith on [adult swim]'s Rick & Morty, and Magee in Prep & Landing series of animated shorts. In December 2006, she became engaged to Canadian lawyer Jamie Afifi, after three years of dating. In September 2022, she announced that they had called off the engagement and "separated some time ago". They have two children together, a son born in December 2009, and a daughter born in May 2016. Her son was diagnosed at two years old with Kawasaki disease. (​From Wikipedia, the free encyclopedia)