Catherine Reitman is an American actress and producer. Her entertainment career officially began in the late 2000s, starring on the TV series The Real Wedding Crashers. She later had roles in the films Knocked Up and I Love You, Man. She has also guest roles on the TV shows Hollywood Residential, It’s Always Sunny in Philadelphia, How I Met Your Mother, Weeds, and Blackish. In 2011, she started the YouTube show Breakin’ It Down with Catherine Reitman. It lasted until 2013. She later appeared as guest co-host on the podcast Hollywood Babble-On. She’s currently the creator and star of the Canadian comedy series Workin’ Moms.