|Born||Ivan Sergei Gaudio
May 7, 1971
Hawthorne, New Jersey, United States
|Other names||Keith McKenna|
|Spouse(s)||Tanya Sergei (m. 2003–09)|
Ivan Sergei Gaudio was born in Hawthorne, New Jersey, and is of Dutch and Italian descent. He attended Hawthorne High School, where he was a member of the graduating class of 1989, and was a quarterback on the Hawthorne Cubs football team. Sergei and his wife Tanya divorced in 2009 after six years of marriage.
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Sergei first became well known when he starred in John Woo's 1996 film Once a Thief, and then returned along with the rest of the cast for the 1997 television series, which only lasted one season. His next series was starring with Amanda Peet in Jack & Jill which ran from 1999 to 2001, and after this he joined the cast of the abruptly cancelled Wednesday 9:30 (8:30 Central) (2002). From 2003 to 2004, he starred on Crossing Jordan, and then in 2004 was part of the cast of Hawaii.
Sergei has also had roles in If Someone Had Known (1995), Dangerous Minds (1995), Mother, May I Sleep with Danger? (1996), The Opposite of Sex (1998), and 10.5 (2004). He has guest starred on Touched by an Angel, Cybill and Party of Five. In 2005 and 2006, he starred in Charmed as Henry Mitchell, the boyfriend and later husband of the character Paige Matthews. He also had a minor role in The Break-Up with Jennifer Aniston and Vince Vaughn.
He co-starred with Jenny McCarthy in Santa Baby. He guest-starred in the October 2008 CSI: Miami episode "Raging Cannibal". Sergei has also played the lead character in the TV mini-series Jack Hunter and the Lost Treasure of Ugarit (2008). Among Sergei's recent roles are the Lifetime Nora Roberts' series movie High Noon where he portrayed Duncan (April 2009) and a guest role in episode 3 of Warehouse 13 with his Jack Hunter co-star Joanne Kelly.
|1995||Gunfighter's Moon||Spud Walker|
|1998||The Opposite of Sex||Matt Mateo|
|2000||Playing Mona Lisa||Eddie / Carl / Ben|
|2001||The Big Day||John|
|2006||The Break-Up||Carson Wigham|
|2011||Final Sale||Ryan Graves|
|2014||How to Make Love Like an Englishman||Tim Prince|
|1994||Touched by an Angel||Peter Enloe||Episode: "Show Me the Way Home"|
|1994||Bionic Ever After?||Astaad Rashid||TV movie|
|1995||Cybill||Kelly||Episode: "Virgin, Mother, Crone"|
|1995||If Someone Had Known||Jimmy Pettit||TV movie|
|1996||Party of Five||Sean||Episode: "Valentine's Day"|
|1996||Star Command||Ens. Phillip Jackson||TV movie|
|1996||Kindred: The Embraced||Zane||Episode: "Live Hard, Die Young, and Leave a Good Looking Corpse"|
|1996||The Rockford Files: Friends and Foul Play||Corey Honeywell||TV movie|
|1996||Once a Thief||Mac Ramsey||TV movie|
|1996||Mother, May I Sleep with Danger?||Billy Jones (Kevin Shane)||TV movie|
|1996–98||Once a Thief||Mac Ramsey||Main cast, 22 episodes|
|1999–2001||Jack & Jill||David 'Jill' Jillefsky||Main cast, 32 episodes|
|2002||Wednesday 9:30 (8:30 Central)||David Weiss||Main cast, 8 episodes|
|2003–04||Crossing Jordan||Dr. Peter Winslow||Recurring (Seasons 1–2), Main cast (Season 3); 22 episodes|
|2004||Hawaii||Danny Edwards||Main cast, 8 episodes|
|2004||10.5||Dr. Zack Nolan||TV miniseries|
|2005–06||Charmed||Henry Mitchell||Recurring, 11 episodes|
|2005||Drive||Alex Tully||Unaired Pilot|
|2006||Santa Baby||Luke Jessup||TV movie|
|2008||CSI: Miami||Greg Donner||Episode: "Raging Cannibal"|
|2008||To Love and Die||Blue||TV movie|
|2008–09||Jack Hunter and the Lost Treasure of Ugarit||Jack Hunter||TV miniseries|
|2009||High Noon||Duncan Swift||TV movie|
|2008–09||Army Wives||Collin Richards||2 episodes|
|2009||Warehouse 13||Ross||Episode: "Magnetism"|
|2010||A Trace of Danger||Dave||TV movie|
|2010||Gravity||Robert||Main cast, 10 episodes|
|2010||Sundays at Tiffany's||Hugh Morrison||TV movie|
|2010||Wright vs. Wrong||Darren||TV movie|
|2012||The Mentalist||Gabe Mancini||2 episodes|
|2013||CSI: Crime Scene Investigation||Ivan Cafferty||Episode: "Double Fault"|
|2013||Body of Proof||Sergei Damanov||Episode: "Fallen Angel"|
|2013||Hidden Away||Andrew||TV movie|
|2013–14||Twisted||Jack Taylor||Recurring Cast|
|2014–15||Granite Flats||Roy Milligan||7 episodes|
|2015||Castle||Cole Whitfield||Episode: "I, Witness"|
|2016||NCIS: New Orleans||Agent John Russo||4 episodes|
- 2002 – Rebellion (Director/Writer)
- "Ivan Sergei profile". TV.com. Retrieved June 11, 2015.
- "Jack & Jill - Cast Bio". Warner Bros. Online UK. Archived from the original on July 18, 2001. Retrieved December 3, 2007.
- Rohan, Virginia. "North Jersey-bred and talented too", The Record (Bergen County), June 18, 2007; accessed June 25, 2007; "Ivan Gaudio: Class of 1989, Hawthorne High School"
- Profile, imdb.com; accessed January 14, 2017.