Leslie Mann (born March 26, 1972) is an American actress best known for her roles in comedic films, many of which are collaborations with her husband, Judd Apatow.
She began her career at the age of 17, with appearances in television commercials. In 1995, Mann was chosen from an open audition of 500 candidates for her first big movie role in The Cable Guy (1996). She also guest-starred in Freaks & Geeks, which was produced by her husband. Since then, she has appeared in films such as She’s the One, George of the Jungle, Big Daddy, Stealing Harvard, The 40-Year-Old Virgin, Knocked Up, Drillbit Taylor and 17 Again. In 2009, Mann reunited with her Big Daddy co-star Adam Sandler and Knocked Up co-star Seth Rogen in Funny People. Mann is set to star alongside Elizabeth Banks in What Was I Thinking?, based upon the book by Barbara Davilman and Liz Dubelman. She will also lend her voice to the animated series Allen Gregory, as the title character’s second-grade teacher.