Timothy has tied his married knot a long time ago. Allison Cowley is his beautiful wife. Allison Cowley is also an actress. As a loving husband and wife, they have already welcomed a child together and it was a daughter named Lily Omundson. His nationality is American and he is of white ethnicity. He has a towering height and it measures six feet and one inch tall.
When Timothy was aged 12 years old, he joined Seattle Children's Theater and began studying theater and acting. He also studied acting at American Academy of Dramatic Arts. He was enrolled at Bellevue, Washington's Interlake High School and he finally graduated from there in 1987. Later on, he joined University of Southern California with a major in theater. He earned his Bachelor of Fine Arts in Theater from there. He has been active as an actor since the early 1990s. He made his acting debut in 1992 by starring the role of Ricky Ross in an American sitcom Seinfeld. In the mid 1990s, he appeared in several TV series like seaQuest DSV, Diagnosis: Murder, The George Carlin Show and so on. In 1996, he was seen in the movie Dead of Night playing the role of Club Manager. He got his rise in fame in 2000 after he began starring the role of Sean Potter in an American television drama Judging Amy. He is also well known for portraying the role of Eli in an American fantasy television series Xena: Warrior Princess. His net worth is $1.5 million dollars.