Mary Lynn Rajskub is an American actress and comedian, renowned for her memorable performances in both television and film. Born on June 22, 1971, in Trenton, Michigan, she gained widespread recognition for her role as Chloe O'Brian in the acclaimed action thriller series 24. Rajskub’s unique blend of humor and intensity in her performances has made her a beloved figure in the entertainment industry.

Growing up in a modest household, Rajskub discovered her passion for performing at a young age. She attended the University of California, Los Angeles (UCLA), where she honed her craft and developed her comedic skills. Early in her career, she became a regular cast member on the influential sketch comedy series Mr. Show with Bob and David. Her time on the show, which aired on HBO, allowed her to collaborate with notable comedians such as Bob Odenkirk and David Cross, setting the stage for her future endeavors in comedy and acting.

Rajskub's breakout role came when she was cast as Chloe O'Brian in 24, which premiered in 2001. Over the course of the series, she became an integral part of the show's dynamic, earning critical acclaim for her portrayal of the tech-savvy and resourceful character. Her performance garnered a dedicated fan base and solidified her status as a prominent actress in the industry.

In addition to her work on 24, Rajskub made guest appearances in several popular television shows, including The Larry Sanders Show, Brooklyn Nine-Nine, and Veronica's Closet. She also made a memorable guest appearance as Gail the Snail in the long-running comedy series It's Always Sunny in Philadelphia, further showcasing her versatility as a comedic actress.

Rajskub's film career features an impressive array of roles in both independent and mainstream projects. She appeared in notable films such as Dude, Where's My Car?, Sweet Home Alabama, Punch-Drunk Love, and Little Miss Sunshine. Her performance in Mysterious Skin received particular praise, demonstrating her ability to tackle complex and nuanced characters. She also starred in Safety Not Guaranteed and The Kings of Summer, both of which added to her diverse filmography.

In her personal life, Rajskub is married to personal trainer Matthew Rolph, with whom she tied the knot on August 1, 2009. They have a son together, further enriching her life outside of her professional endeavors.

Continuing to embrace her passion for comedy and acting, Rajskub remains an active presence in the entertainment industry, participating in various projects that showcase her talents. Her enduring appeal and contributions to both television and film ensure that she remains a notable figure in contemporary American entertainment.