Lyndsy Marie Fonseca (born January 7, 1987) is an American actress. She began her career by appearing as Colleen Carlton on the CBS daytime soap opera The Young and the Restless, on which she starred between 2001 and 2005. Thereafter, she had a series of other recurring roles, including Penny Mosby on the CBS sitcom How I Met Your Mother, Donna on HBO's Big Love, and Dylan Mayfair on the fourth season of the ABC television series Desperate Housewives.
From 2010 to 2013, Fonseca starred as Alex Udinov on The CW's Nikita, and from 2015 to 2016 she played Angie Martinelli on ABC's Agent Carter. She has also appeared in a variety of film roles, including Jenny in Hot Tub Time Machine (2010) and Katie Deauxma in Kick-Ass (2010) and its 2013 sequel.
She joined the cast of ABC's Desperate Housewives in the series' fourth season as Dylan Mayfair, the daughter of Katherine Mayfair (Dana Delany), a character moving onto Wisteria Lane. In 2008, she was nominated for the Actor award at the Screen Actors Guild Awards for Outstanding Performance by an Ensemble in a Comedy Series for Desperate Housewives, shared with the cast.
Fonseca played Katie Deauxma in the 2010 superhero film Kick-Ass, followed by appearances in three more American films in 2010, including Hot Tub Time Machine. In 2010, Fonseca was cast in a starring role in the The CW television series Nikita as Alex, a new recruit, a role she played throughout the series' four seasons. During its run, the Nikita cast included her Kick-Ass co-star Xander Berkeley and her future husband, co-star Noah Bean.
Fonseca starred in the 2021 Disney+ series Turner & Hooch, a remake of the 1989 film of the same name.
In February 2016, Fonseca announced her engagement to her Nikita co-star, actor Noah Bean. She and Bean married on October 2, 2016, in Connecticut. Fonseca and Bean have a daughter, born in February 2018. A second daughter was born to the couple in June 2022.
Fonseca was listed at No. 62 on the 2010 Maxim Hot 100 and No. 88 on the 2011 list.
2006 | Intellectual Property | Jenny | |
2007 | Remember the Daze | Dawn | |
2010 | Kick-Ass | Katie Deauxma | |
2010 | Hot Tub Time Machine | Jenny | |
2010 | The Ward | Iris | |
2011 | Fort McCoy | Anna Gerkey | |
2013 | Kick-Ass 2 | Katie Deauxma | |
2015 | The Escort | Natalie | |
2016 | Moments of Clarity | Danielle | |
2017 | Curvature | Helen | |
2023 | Spinning Gold | Joyce Biawitz |
2001–2005 | The Young and the Restless | Colleen Carlton | Regular role |
2003 | Boston Public | Jenn Cardell | 4 episodes |
2004 | Malcolm in the Middle | Olivia | Episode: "Lois' Sister" |
2004 | NYPD Blue | Madison Bernstein | Episode: "Colonel Knowledge" |
2004 | Switched! | Herself | Episode: "Lyndsy/Jessie" |
2005 | I Do, They Don't | Sandy Barber | Television film |
2005 | Ordinary Miracles | Sally Anne Powell | Television film |
2005 | Amy | Television film | |
2005–2014 | How I Met Your Mother | Penny Mosby | Recurring role |
2006 | Waterfront | Annabelle Marks | Unaired CBS series |
2006–2009 | Big Love | Donna | Recurring role (seasons 1–3) |
2006 | Phil of the Future | Kristy | Episode: "Not-So-Great Great Great Grandpa" |
2007 | Close to Home | Jessica Conlon | Episode: "Hoosier Hold Em" |
2007 | Megan Cooper | Episode: "" | |
2007 | House | Addie | Episode: "Resignation" |
2007 | Heroes | April | Episode: "Four Months Later..." |
2007–2009 | Desperate Housewives | Dylan Mayfair | Recurring role (season 4); guest role (season 6) |
2010–2013 | Nikita | Alex Udinov | Main role |
2011 | Five | Cheyanne | Television film |
2015–2016 | Agent Carter | Angie Martinelli | Recurring role (season 1); guest role (season 2) |
2015–2016 | Grandfathered | Frankie | Episodes: "Sexy Guardian Angel", "The Sat Pack" |
2016 | RePlay | Allison | Web series (go90); main role |
2016 | The World's Biggest Asshole | Sarah | Television short |
2016 | Pitch | Cara | Episode: "Wear It" |
2017 | The Haunted | Juno Bradley | Unsold television pilot (Syfy) |
2020, 2023 | Iris Blake | 4 episodes | |
2020 | You Can't Take My Daughter | Amy Thompson | Television film |
2021 | Turner & Hooch | Laura Turner | Main role |
2021 | Next Stop, Christmas | Angie | Television film |
2022 | North to Home | Posy | Television film |
2023 | Where Are You Christmas? | Addy | Television film |
2024 | The Magic of Lemon Drops
![]() | Lolly | Television film |
2008 | Screen Actors Guild | Outstanding Performance by an Ensemble in a Comedy Series | Desperate Housewives (shared with rest of cast) | ||
2009 | Screen Actors Guild | Outstanding Performance by an Ensemble in a Comedy Series | Desperate Housewives (shared with rest of cast) | ||
2010 | Scream Awards | Breakout Performance – Female | Kick-Ass | ||
2011 | Teen Choice Awards | Nikita | |||
2012 | Teen Choice Awards | Nikita | |||
2013 | Teen Choice Awards | Nikita |
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