# Kaley Cuoco
**Kaley Cuoco** is an American actress and producer best known for playing Penny on the CBS sitcom *The Big Bang Theory* (2007–2019) and for producing and starring in the dark comedy thriller *The Flight Attendant* (2020–2022). Born in 1985 in [Camarillo, California](https://www.edgepedia.org/camarillo-california), she began her screen career as a child, modeling and appearing in commercials before her tenth birthday.[1](https://www.rottentomatoes.com/celebrity/kaley_cuoco)
| Key fact | Detail |
|---|---|
| Born | 1985, Camarillo, California; birth name Kaley Christine Cuoco[2](https://www.tvinsider.com/people/kaley-cuoco/) |
| First TV role | *Quicksand: No Escape* (1992), a TV movie with Donald Sutherland[3](https://www.televisionacademy.com/bios/kaley-cuoco) |
| Breakthrough | Bridget Hennessey, John Ritter's daughter, on *8 Simple Rules* (ABC, 2002–05)[1](https://www.rottentomatoes.com/celebrity/kaley_cuoco) |
| Signature role | Penny on *The Big Bang Theory* (CBS, 2007–19), 279 episodes, alongside Jim Parsons and Johnny Galecki[2](https://www.tvinsider.com/people/kaley-cuoco/) |
| Salary peak | Approximately $1 million per episode for *The Big Bang Theory* season 8, shared with co-stars Parsons and Johnny Galecki[4](https://time.com/3182259/emmys-2014-data-relevance/) |
| Post-sitcom pivot | Producer and lead as Cassie Bowden in *The Flight Attendant* (2020–22); Emmy nominations for Outstanding Lead Actress in a Comedy Series in 2021 and 2022[5](https://www.imdb.com/name/nm0192505/awards/) |
| Recent work | Ava Bartlett in *Based on a True Story* (Peacock, 2023), also as executive producer[6](https://www.glamour.com/story/kaley-cuoco-based-on-a-true-story) |
## Early life and child career
Cuoco was born in Camarillo, California, to Layne Ann Wingate and Gary Carmine Cuoco, and has a younger sister, Briana.[7](https://www.biography.com/actors/kaley-cuoco) She started modeling as a child and worked in commercials, and because of her career she was homeschooled.[7](https://www.biography.com/actors/kaley-cuoco) Her first television role came in 1992, at about age six, in the TV movie *Quicksand: No Escape* with [Donald Sutherland](https://www.edgepedia.org/donald-sutherland) and [Tim Matheson](https://www.edgepedia.org/tim-matheson).[3](https://www.televisionacademy.com/bios/kaley-cuoco)
Through the 1990s she accumulated guest spots on series including *Northern Exposure*, *7th Heaven*, *My So-Called Life*, and *Ellen*, where she played the young [Ellen DeGeneres](https://www.edgepedia.org/ellen-degeneres) character.[7](https://www.biography.com/actors/kaley-cuoco) • [8](https://www.imdb.com/name/nm0192505/) Her first feature film role came at age eight in *Virtuosity* (1995), starring [Denzel Washington](https://www.edgepedia.org/denzel-washington) and [Russell Crowe](https://www.edgepedia.org/russell-crowe), and she appeared in *Picture Perfect* (1997) with Jennifer Aniston.[3](https://www.televisionacademy.com/bios/kaley-cuoco) • [1](https://www.rottentomatoes.com/celebrity/kaley_cuoco) On television she had a recurring role on the CBS sitcom *Ladies Man* (1999–2001) and portrayed actress Maureen McCormick in the NBC telefilm *Growing Up Brady* (2000).[1](https://www.rottentomatoes.com/celebrity/kaley_cuoco)
## 8 Simple Rules and Charmed
Cuoco's first prominent television role was Bridget Hennessey, the eldest daughter of [John Ritter](https://www.edgepedia.org/john-ritter)'s character, on the ABC family sitcom *8 Simple Rules* (2002–05).[3](https://www.televisionacademy.com/bios/kaley-cuoco) Ritter's sudden death early in the second season altered the course of the series, and Cuoco became central to the show's continued run.[1](https://www.rottentomatoes.com/celebrity/kaley_cuoco) She has said that working with Ritter changed the course of her life and that he became a role model when she was still a newcomer.[9](https://www.cinemablend.com/television/kaley-cuoco-candid-working-with-john-ritter-changed-life)
After that series ended, she joined the supernatural drama *Charmed* (The WB, 1998–2006) for its final season, playing the young witch Billie Jenkins alongside [Alyssa Milano](https://www.edgepedia.org/alyssa-milano), Rose McGowan, and [Holly Marie Combs](https://www.edgepedia.org/holly-marie-combs).[1](https://www.rottentomatoes.com/celebrity/kaley_cuoco) • [3](https://www.televisionacademy.com/bios/kaley-cuoco) She also built a voice-acting career in this period, lending her talents to *Brandy and Mr. Whiskers* ([Disney Channel](https://www.edgepedia.org/disney-channel), 2004–06) and *Bratz* (Cartoon Network, 2005–08).[2](https://www.tvinsider.com/people/kaley-cuoco/)
## The Big Bang Theory
Cuoco was cast as Penny, the aspiring-actress neighbor of two socially awkward scientists in [Pasadena, California](https://www.edgepedia.org/pasadena-california), alongside [Jim Parsons](https://www.edgepedia.org/jim-parsons) and [Johnny Galecki](https://www.edgepedia.org/johnny-galecki) on *The Big Bang Theory* (CBS, 2007–19).[1](https://www.rottentomatoes.com/celebrity/kaley_cuoco) Over the show's 279 episodes she became one of the most successful actresses in television.[2](https://www.tvinsider.com/people/kaley-cuoco/) The Chuck Lorre-created sitcom drew record-breaking weekly ratings and received Emmy, Golden Globe, and SAG Award nominations across its run.[3](https://www.televisionacademy.com/bios/kaley-cuoco)
The show's commercial success translated into exceptional pay. Ahead of its eighth season, Cuoco, Parsons, and Galecki signed new three-year deals worth approximately $1 million per episode.[4](https://time.com/3182259/emmys-2014-data-relevance/) • [10](https://projects.latimes.com/hollywood/star-walk/kaley-cuoco/) In recognition of her role on the show, Cuoco received the Best Supporting Actress in a Comedy Series prize at the 3rd Annual Critics' Choice Television Awards, and at the 2014 [People's Choice Awards](https://www.edgepedia.org/peoples-choice-awards) she took home the Choice TV Actress honor.[11](https://cityclerk.lacity.org/onlinedocs/2014/14-1385_rpt_boe_10-07-14.pdf)
During the show's tenure she made occasional film appearances, including the Universal family comedy *Hop* (2011) with [James Marsden](https://www.edgepedia.org/james-marsden) and Russell Brand, *The Wedding Ringer* (2015) with Kevin Hart and Josh Gad, and the Lifetime drama *Drew Peterson: Untouchable* (2012), in which she played Stacy Peterson, the missing wife of the convicted murderer.[3](https://www.televisionacademy.com/bios/kaley-cuoco) • [2](https://www.tvinsider.com/people/kaley-cuoco/)
## The Flight Attendant and producing
After *The Big Bang Theory* ended, Cuoco produced and starred in *The Flight Attendant* (HBO Max, 2020–22), a dark comedic thriller based on the 2018 novel of the same name by Chris Bohjalian, playing flight attendant Cassie Bowden, who wakes up in a wrong hotel room beside a dead man with no idea what happened.[2](https://www.tvinsider.com/people/kaley-cuoco/) • [12](https://www.bustle.com/entertainment/the-flight-attendant-hbo-max-based-on-a-true-story) The series was not based on a true story.[12](https://www.bustle.com/entertainment/the-flight-attendant-hbo-max-based-on-a-true-story) Critics treated it as a turning point in her range; one review called it a "dazzling coming-out party" for Cuoco as a lead actress.[13](https://www.metacritic.com/tv/the-flight-attendant/critic-reviews/)
The role brought her first Primetime Emmy nominations: Outstanding Lead Actress in a Comedy Series in both 2021 and 2022, plus a 2021 nomination for Outstanding Comedy Series as an executive producer, and Golden Globe and Critics Choice nominations in 2023.[5](https://www.imdb.com/name/nm0192505/awards/) • [3](https://www.televisionacademy.com/bios/kaley-cuoco) Her IMDb awards record lists 11 wins and 56 nominations overall.[5](https://www.imdb.com/name/nm0192505/awards/)
## Based on a True Story and later work
Cuoco next starred in and executive produced *Based on a True Story* (Peacock, 2023), an eight-episode dark comedic thriller from creator Craig Rosenberg, playing realtor Ava Bartlett opposite Chris Messina and Tom Bateman as a cash-strapped couple who start a true-crime podcast and become entangled in the murders they cover.[6](https://www.glamour.com/story/kaley-cuoco-based-on-a-true-story) Her character was not originally written as pregnant, but her real-life pregnancy was written in when she told the producers she was expecting.[6](https://www.glamour.com/story/kaley-cuoco-based-on-a-true-story)
Her later credits include the romantic comedy *Meet Cute* (2022) with Pete Davidson, the action comedies *The Man from Toronto* (2022) and *Role Play* (2023), and the animated *Kite Man: Hell Yeah!* (2024), on which she voiced Harley Quinn and served as executive producer.[2](https://www.tvinsider.com/people/kaley-cuoco/) • [1](https://www.rottentomatoes.com/celebrity/kaley_cuoco) On Rotten Tomatoes, *Meet Cute* is her highest-rated film at 58 percent and *Authors Anonymous* (2014) her lowest at 8 percent.[1](https://www.rottentomatoes.com/celebrity/kaley_cuoco)
## Personal life
Cuoco began dating actor Tom Pelphrey in early 2022.[8](https://www.imdb.com/name/nm0192505/) Their daughter Matilda was born in 2023.[6](https://www.glamour.com/story/kaley-cuoco-based-on-a-true-story) In June 2026 the couple announced they were expecting a second child, a girl, and in October 2026 Cuoco announced on Instagram that she had given birth to their second daughter.[14](https://www.latimes.com/entertainment-arts/tv/story/2026-06-11/kaley-cuoco-pregnant-expecting-second-baby-tom-pelphrey) • [15](https://www.cinemablend.com/television/kaley-cuoco-welcomed-second-baby-revealed-nickname)
## References
1. [Kaley Cuoco, Rotten Tomatoes](https://www.rottentomatoes.com/celebrity/kaley_cuoco)
2. [Kaley Cuoco, TV Insider](https://www.tvinsider.com/people/kaley-cuoco/)
3. [Kaley Cuoco, Television Academy](https://www.televisionacademy.com/bios/kaley-cuoco)
4. [New Data Suggests That the Emmys Actually Don't Matter At All, Time](https://time.com/3182259/emmys-2014-data-relevance/)
5. [Kaley Cuoco – Awards, IMDb](https://www.imdb.com/name/nm0192505/awards/)
6. [Kaley Cuoco Absolutely Slays in Based on a True Story, Glamour](https://www.glamour.com/story/kaley-cuoco-based-on-a-true-story)
7. [Kaley Cuoco, Biography.com](https://www.biography.com/actors/kaley-cuoco)
8. [Kaley Cuoco, IMDb](https://www.imdb.com/name/nm0192505/)
9. [Kaley Cuoco Said Working With John Ritter 'Changed The Course Of My Life', CinemaBlend](https://www.cinemablend.com/television/kaley-cuoco-candid-working-with-john-ritter-changed-life)
10. [Kaley Cuoco, Los Angeles Times Hollywood Star Walk](https://projects.latimes.com/hollywood/star-walk/kaley-cuoco/)
11. [Kaley Cuoco, Los Angeles City Clerk document](https://cityclerk.lacity.org/onlinedocs/2014/14-1385_rpt_boe_10-07-14.pdf)
12. [Is 'The Flight Attendant' A True Story?, Bustle](https://www.bustle.com/entertainment/the-flight-attendant-hbo-max-based-on-a-true-story)
13. [The Flight Attendant critic reviews, Metacritic](https://www.metacritic.com/tv/the-flight-attendant/critic-reviews/)
14. [Kaley Cuoco announces pregnancy, expecting second baby, Los Angeles Times](https://www.latimes.com/entertainment-arts/tv/story/2026-06-11/kaley-cuoco-pregnant-expecting-second-baby-tom-pelphrey)
15. [Kaley Cuoco Had Her Second Baby, CinemaBlend](https://www.cinemablend.com/television/kaley-cuoco-welcomed-second-baby-revealed-nickname)
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*Topic: Encyclopedia › Arts and culture › Screen and stage › Film and television › Screen people and creators › Screen actors of the Anglosphere and Europe › American actors: 2000s onward › Surnames Co to C*
*Initially written Sep 17, 2026 · Reviewed: Oct 25, 2026 · Edited: Oct 12, 2026; Oct 15, 2026; Oct 25, 2026 · Last review: Oct 25, 2026*
*Copyright 2026 EdgeChat AI, a subsidiary of Biostate AI.*
License: Edgepedia Community License 1.0, https://www.edgepedia.org/edgepedia/license