Did you know that Pauley Perrette really does love forensic science? Or that Michael Weatherly once worked as a pizza delivery guy, and Mark Harmon was a carpenter?
Check out these fun facts about the cast of the hit CBS show "NCIS"!
Fun Facts on the 'NCIS' Cast
Harmon married "Mork and Mindy" star Pam Dawber in 1987. They have two children, Sean Harmon, 23 and Ty Christian, 19.
Michael Weatherly: Entrepreneurial Father
Weatherly is the son of Michael Manning Weatherly, Sr., who made millions as the American importer of the Swiss Army Knife.
Pauley Perrette: Forensic Science Fanatic
Pauley graduated college with honors, studying sociology and psychology. Sheis completely obsessed with the study of forensic science.
Cote de Pablo: Miami Blues
Cote was born in Santiago, Chile, but was raised in Miami.
Sean Murray: David Lynch Fan
Murray is a huge fan of director David Lynch's work.
David McCallum: The Marriages
In his first marriage to actress Jill Ireland, McCallum had three children; Paul, Valentine, and Jason — who died of an accidental drug overdose in 1989. McCallum also has a daughter, Sophie, and son, Peter, from his second marriage to Katherine Carpenter.
Brian Dietzen: Colorado High
Dietzen graduated with a BFA in acting, the University of Colorado.
Michael Weatherly: Odd Jobs
Before his acting career took off, Weatherly sold shoes, delivered pizzas, dabbled in songwriting and also worked in the videotape library at ABC. A big part of his job there was to log and cart around one-inch reels of videotape.
Rocky Carroll: School Daze
Rocky attended the School for the Creative and Performing Arts in Cincinnati with Sarah Jessica Parker.
Harmon graduated cum laude from UCLA in 1974, with a degree in Communications. He also played quarterback for UCLA Bruins, winning the National Football Foundation Award for all-round excellence.
Michael Weatherly: The Jessica Alba Connection
The actor was once engaged to his "Dark Angel" co-star, Jessica Alba.
Pauley Perrette: Volvo Enthusiast
Perrette owns three Volvos and praises the brand's safety record. She even tried to get her character on "NCIS: Naval Criminal Investigative Service" (2003) to drive a Volvo.
Cote de Pablo: Carnegie Mellon Girl
She attended Carnegie Mellon University in Pittsburgh, where she studied music theater and graduated in 2000.
Pauley Perrette: Punk Rocker
Pauley was the lead singer in the all-girl punk band, Lo-Ball.
His first big break came when he co-starred with Leonardo DiCaprio and Robert De Niro in "This Boy's Life." He also starred in the TV series "JAG."
Brian Dietzen: First Film
Dietzen made his big-screen debut alongside "American Idol" alums Kelly Clarkson and Justin Guarini in the 2003 "From Justin to Kelly."
Michael Weatherly: Daddy Time
Weatherly has one son, August Manning, born in 1996, with ex-wife Amelia Heinle.
Mark was chosen as People magazine's "Sexiest Man Alive" in 1986.
Pauley Perrette: Animal Lover
Pauley is very passionate about animal rescue and has two rescued dogs.
Cote de Pablo: Stuntwoman
Cote does her own stunts on "NCIS."
David McCallum: Illya Kuryakin
Of the three original stars of "The Man from U.N.C.L.E.," McCallum is the only one who never appeared on the spin-off series "The Girl from U.N.C.L.E."
Rocky Carroll: Broadway Lights
Carroll was nominated for a Tony Award for his turn in the 1990 Broadway production of August Wilson's "The Piano Lesson."
Mark Harmon: Likes to Build
Harmon worked as a carpenter before his acting career took off.
Pauley Perrette: Tattooed Lady
Perrette has a tattoo on the side of her finger which reads "12 21:, which stands for Romans, Chapter 12, Verse 21: "Never be overcome by evil, but overcome evil with good."
Cote de Pablo: Shakespearean Training
In 2001, Cote appeared in the New York City Public Theater production of Shakespeare's "Measure for Measure."
Mark Harmon: Coors Spokesman
Harmon did over 20 Coors beer commercials in the '80s.
Michael Weatherly: I'm in a Band!
While playing in the band, he began acting professionally and landed his first job as Theo Huxtable's roommate on "The Cosby Show" and a role in the indie film "Trigger Happy," opposite Rosario Dawson.
Cote de Pablo: Aspiring Singer
The actress performed a portion of Tom Waits's song "Temptation" on a "NCIS" episode. Her full performance of the song, including some lyrics in French is on the "NCIS: The Official TV Soundtrack."