Of all the characters Reiko has played so far, her favorite has been Michelle Dessler who she describes as "a strong woman with a big heart" and "she's based on my mom".

Her first name is pronounced "Ray-co," and means "child of thankfulness."

Appeared again with "24" co-star Xander Berkeley in Magma: Volcanic Disaster (2006) (TV). In 24, Xander Berkeley played her boss, in Magma, he plays her husband.

Is extremely good at pool, having learned how to play in high school.

Attended the University of Washington where she studied neural science.

Her ancestry is 1/4 Japanese, 1/4 Welsh, and 1/2 Dutch.

Moved to Seattle, Washington, when she was 15.

Made a guest appearance in the fifth season premiere of "CSI: Crime Scene Investigation" (2000). This was going to be a recurring role, but was limited to one episode after she received a contract for season four of "24" (2001). Ironincally, she was replaced on "CSI" by Aisha Tyler, who played Marianne Taylor in season four of "24.".

Is a huge rodeo fan.

Aylesworth is the 23,244th most common surname in the United States.

Lived in Springfield, Illinois from 1987-1988 where she participated in her first play, "West Side Story.".

Reiko auditioned from the role of Nina Myers on "24" (2001) losing out only to Sarah Clarke. She became (and still is) good friends with Sarah Clarke. She later auditioned for the role of Kate Warner, losing out only to Sarah Wynter. The producers however were impressed with her performance and cast her as CTU Agent Michelle Dessler.

She and her "24" (2001) co-star and on-screen husband Carlos Bernard, were both born in Chicago's Evanston Hospital, nearly 10 years apart.