6' 2" (1.88 m)
Was a highly regarded hockey player in high school and a pre-med student at Pepperdine University.
Grew up in Bettendorf, Iowa.
His senior year (1995), he was a staff writer for the Bettendorf High School's monthly newspaper, "The Growl."
His first acting job was in a Whitey's ice cream parlor TV commercial.
He had a principal role in nearly every high school play and musical for 4 years and even some of the high school plays when he was in elementary school.
Has an older brother, David Paul Olsen.
He attended Hope College in Holland, Michigan his first year out of high school and left to pursue his acting career.
Is the son of Dr. Paul Olsen, an English professor and head track coach of Augustana College in Rock Island, Illinois, and Jeanne D. Olsen.
His brother, David Paul Olsen, is his stunt double.
He did a sketch playing "Perry Hilton" as a parody of Paris Hilton's infamous sex tape on Will Ferrell's website, funnyordie.com.
Attended Le Cordon Bleu culinary school.
Second husband of Sarah Wright.
Became a father for the 1st time at age 36 when his wife Sarah Wright gave birth to their son Wyatt Oliver Olsen on August 16, 2013.
His NCIS: Los Angeles (2009) co-star, Daniela Ruah, is engaged to his brother, David Paul Olsen.
He has stated that he is of "100% Norwegian" descent.
His NCIS: Los Angeles (2009) co-star, Daniela Ruah, is married to his brother, David Paul Olsen, on June 19, 2014.
Brother-in-law of Daniela Ruah.
Became a father for the 2nd time at age 39 when his wife Sarah Wright gave birth to their daughter EsmÃ© Olivia Olsen on August 9, 2016.
I was doing auditions and meetings during the day and going to culinary school at night. And then 'NCIS' happened. So I dropped out of culinary school.
At culinary school, none of the things we use to define ourselves outside that world - actor, producer, student - none of that matters. It's a magical art form.
I'm 100% Norwegian. Three generations removed and all continuous inbreeding of Norwegian of Minnesota and Iowa, so I traveled to Norway before.