As of July 2026, Lyndsy Fonseca is best known for Desperate Housewives and How I Met Your Mother. Find every show and movie Lyndsy Fonseca has starred in — and where to watch them — below.
Lyndsy Fonseca

Lyndsy Fonseca

Actress Born 1987 Oakland - California - USA 8 TV Shows 8 Movies

Lyndsy Marie Fonseca is an American actress, best known for her roles as Colleen Carlton on the CBS soap opera The Young and the Restless, and Alexandra "Alex" Udinov on The CW show Nikita. She was discovered by a talent manager in San Francisco. She then relocated to Los Angeles for her first pilot season at age 13, in the middle of the school year. The following year, she landed her breakthrough role, playing Colleen Carlton on The Young and the Restless with a three-year contract. In she had a recurring role as Ted Mosby's future daughter on How I Met Your Mother and as Donna on HBO's Big Love. She starred in the 2005 Hallmark TV film Ordinary Miracles, as a 16-year-old juvenile delinquent who goes to live with a judge (Jaclyn Smith).In fall 2007, she played Dawn in the film Remember the Daze. She joined the cast of ABC's Desperate Housewives as the daughter of Katherine Mayfair (Dana Delany), a character moving onto Wisteria Lane.

In 2008, she was nominated at the Screen Actors Guild Awards for Outstanding Performance by an Ensemble in a Comedy Series for Desperate Housewives (2004), shared with the cast.

She played Katie Deauxma in the 2010 superhero film Kick-Ass, which also featured her Nikita co-star Xander Berkeley in the cast. She appeared in three more films in 2010, including Hot Tub Time Machine, and she was cast as new recruit Alex on the CW's Nikita. She was listed at #62 in the 2010 Maxim Hot 100 and #89 in the 2011 list.

Lyndsy Fonseca has built a filmography of 16 credits over a career spanning from 2000 to 2023.

Lyndsy Fonseca's most notable role to date came in Kick-Ass (2010), where she played Katie Deauxma. She also appeared in Kick-Ass 2 (2013) as Katie Deauxma. Most recently appeared in How I Met Your Mother (2005) as Daughter.

Fans wanting to catch up on Lyndsy Fonseca's work can find exactly where her shows and movies are streaming below — and TV Butler Pro makes it effortless to keep track of them all. Just search the title, and Butler finds it instantly, tells you which service has it, and remembers what you've already watched.

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📺 Lyndsy Fonseca's TV Shows

Desperate Housewives
Dylan Mayfair
2004
How I Met Your Mother
Daughter
2005
9-1-1: Lone Star
Iris Blake
2020
Boston Public
Jenn Cardell
2000
Big Love
Donna
2006
Nikita
Alex Udinov
2010
Turner & Hooch
Laura Turner
2021
Marvel's Agent Carter
Angie Martinelli
2015

🎬 Lyndsy Fonseca's Movies

Kick-Ass
Katie Deauxma
2010
Kick-Ass 2
Katie Deauxma
2013
Spinning Gold
Joyce Biawitz
2023
Hot Tub Time Machine
Jennie
2010
Ordinary Miracles
Sally Powell
2005
The Escort
Natalie
2015
Where Are You, Christmas?
Addy
2023
The Ward
Iris
2010

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