Mary Matilyn Mouser (born May 9, 1996) is an American actress. She is best known for her portrayal of Sam LaRusso, daughter of the original Karate Kid Daniel LaRusso, in the Netflix series Cobra Kai. She was also the voice of Eloise in Eloise: The Animated Series and Lacey Fleming on the ABC series Body of Proof.

Filmography

• 2022Beyond the Bonsai
• 2019Gates of Darkness — Michelle
• Cobra Kai — Samantha LaRusso
• Happy Together — Diane
• Room 104 — Adrienne
• Freakish — Mary
• CSI: Cyber — Shelby Lockhart
• Code Black — Tia Benton
• 2015Field of Lost Shoes — Libby Clinedinst
• 2014Alexander and the Terrible, Horrible, No Good, Very Bad Day — Audrey Gibson
• Scorpion — Ada Pearce
• Maron — Sydney Maron
• 2013Medeas — Ruth
• The Fosters — Sarah
• 2013Walking with Dinosaurs — Dinosaur ID Card (voice)
• 2012Frenemies — Savannah O'Neal / Emma Reynolds
• Scandal — Karen Grant
• Body of Proof — Lacey Fleming
• Drop Dead Diva — Chloe Surnow
• Lie to Me — Tyler Seeger
• 2008Ball Don't Lie — Julia
• 2008Delgo — Baby Delgo (voice)
• 2007A Stranger's Heart — Cricket
• Chowder — Marmalade (voice)
• 2007Eloise in Hollywood — Eloise (voice)
• 2007LA Blues — Sara
• Life — Carin Sutter
• Life Is Wild — Mia Weller
• 2006Eloise's Rawther Unusual Halloween — Eloise (voice)
• 2006Holly Hobbie and Friends: Christmas Wishes — Lili (voice)
• 2006Little Miss Christmas — Eloise (voice)
• Me, Eloise — Eloise (voice)
• 2006Monster House — Background Voices
• 2006Mr. Fix It — Christine Pastore
• Criminal Minds — Rebecca Farland
• Ghost Whisperer — Madison Clark
• Inconceivable — Kylie
• 2005Son of the Mask — Alvey Avery (voice)
• NCIS — Kelly Gibbs
• Monk — Princess Girl
• Without a Trace — Amy Rose
• Scrubs — Girl
• CSI: Crime Scene Investigation — Cassie McBride
• The King of Queens — Marissa

Appearances as themselves (5)

• Cobra Kai: Inside the Dojo — Self
• The Netflix Afterparty — Self
• Reunited Apart — Self
• Nailed It! — Self - Guest Judge
• The Tonight Show Starring Jimmy Fallon — Self