Cast & creator
Katharine McPhee
Best known for The Late Show with Stephen Colbert, Family Guy, The Late Late Show with James Corden
Katharine Hope McPhee Foster (born March 25, 1984) is an American pop singer, songwriter and actress. She gained fame as the runner-up on the fifth season of American Idol in May 2006. Her eponymous debut album was released on RCA Records on January 30, 2007, and debuted at number two on the Billboard 200, selling 381,000 copies (as of December 2010). The album's first single, "Over It", was a Pop Top 30 hit and was certified gold in 2008. Her second album, Unbroken, was released on Verve Forecast Records on January 5, 2010, and debuted at No. 27 on the "Billboard 200". The album featured the single "Had It All", which peaked at number 22 on the AC chart. Her third album, the holiday-themed Christmas Is the Time to Say I Love You, was released on October 12, 2010. The album debuted at number 11 on the Billboard Top Holiday Albums chart, while the single "Have Yourself a Merry Little Christmas" peaked at number 16 on the "Billboard" AC chart. McPhee released her fourth album, Hysteria, on September 18, 2015. She released her fifth album, I Fall in Love Too Easily, composed of jazz standards, on November 17, 2017. She has also established an acting career, co-starring in The House Bunny, Shark Night 3D, and The Tiger Rising (2022). She starred as Karen Cartwright on the NBC series Smash, as Paige Dineen on the CBS series Scorpion, and as Bailey on Netflix's Country Comfort (2021). She made her Broadway debut in the musical Waitress, taking over the role of Jenna in 2018 and again in 2019-2020 and also starred in the role in London's West End in 2019.
Also known as: Katharine Hope McPhee, Katharine McPhee Foster, Katharine Foster
24
film credits
34
television credits
58
1952–2025 · acting roles
6.4
average across scored titles
Signature credits
Known for
Across film & television
Filmography (58)
Showing 58 of 58 credits
The Late Show with Stephen Colbert
Self - Guest
2015
Family Guy
Mother Maggie (voice)
1999
The Late Late Show with James Corden
Self
2015
Jimmy Kimmel Live!
Self
2003
The Jennifer Hudson Show
Self
2022
LIVE with Kelly and Mark
Self - Guest
1988
Sherri
Self - Guest
2022
The Tonight Show with Jay Leno
1992
CSI: NY
Odessa Shaw / Dana Melton
2004
Great Performances
Self
1971
The Ellen DeGeneres Show
Self
2003
Scorpion
Paige Dineen
2014
American Idol
Self - Guest Performer
2002American Idol
Self - Contestant
2002
Community
Amber
2009
The Masked Singer
Self
2019The Masked Singer
Banana Split - Ice Cream
2019
The Soup
Self
2004
Ugly Betty
Katharine McPhee
2006
Celebrity Family Feud
Self - Contestant
2015
Stars in the House
Self
2020
American Idol
Self
2018
Lip Sync Battle
Self
2015
Celebrity Wheel of Fortune
Self - Contestant
2021
Today
Self
1952
People's Choice Awards
Self - Presenter
1975
Smash
Karen Cartwright
2012
VH1 Top 20 Video Countdown
2003
Entertainment Tonight
Self
1981
I Can See Your Voice
2020
The House Bunny
Harmony
2008
The Early Show
Self
1999
Country Comfort
Bailey
2021
Shark Night 3D
Beth
2011Christmas in Washington
Self
1982
Dr. Phil
Self
2002
In My Dreams
Natalie Russo
2015
Comedy Central Roast of Justin Bieber
Self
2015
The Tiger Rising
Caroline Horton
2022
You May Not Kiss the Bride
Masha Nikitin
2011
Peace, Love & Misunderstanding
Sara
2011
Andrea Bocelli 30: The Celebration
Self
2024
Andrea Bocelli - The Celebration：30th Anniversary
2025
The Lost Wife of Robert Durst
Kathleen “Kathie” McCormack
2017
Bayou Caviar
Shelly
2018
Stayin' Alive: A Grammy Salute to the Music of the Bee Gees
Self - Performer
2017
Crazy
Paramount Girl
2008
Sinatra 100: An All-Star Grammy Concert
Self
2015
Hit Man: David Foster & Friends
Self
2008
Walt Disney World Christmas Day Parade
Self
2007
Scorpion - Tech, Drugs, and Rock 'n Roll
Paige Dineen
2015
David Foster: Off the Record
Self
2019
The Wonderful World of Disney: Magical Holiday Celebration
Self
2022
Chris Botti in Boston
Self
2009Three People in the Woods
Bombshell in Concert
Self
2020
Intensive Care
Kate Richards
2020
Katharine McPhee: Live on Soundstage
Self
2018