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Mary Mouser
ACTOR

Mary Mouser

Known for Cobra Kai · Scorpion · Criminal Minds

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.

Snapshot 2026-10-15

Born
May 9, 1996
Birthplace
Pine Bluff, Arkansas, USA
Known For
Acting

Biography

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.

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Known For

TVCobra Kai
Cobra KaiSamantha LaRusso · 2018
★ 8.2
TVScorpion
ScorpionAda Pearce · 2014
★ 8.2
TVCriminal Minds
Criminal MindsRebecca Farland · 2005
★ 8.3
TVNCIS
NCISKelly Gibbs · 2003
★ 7.6
TVGhost Whisperer
Ghost WhispererMadison Clark · 2005
★ 8.1
TVCSI: Crime Scene Investigation
CSI: Crime Scene InvestigationCassie McBride · 2000
★ 7.6
TVMonk
MonkPrincess Girl · 2002
★ 7.9
TVThe King of Queens
The King of QueensMarissa · 1998
★ 7.2

Filmography

Movies

Son of the MaskAlvey Avery (voice)
2005
Eloise's Rawther Unusual HalloweenEloise (voice)
2006
Holly Hobbie and Friends: Christmas WishesLili (voice)
2006
Little Miss ChristmasEloise (voice)
2006
Monster HouseBackground Voices
2006
Mr. Fix ItChristine Pastore
2006
A Stranger's HeartCricket
2007
Eloise in HollywoodEloise (voice)
2007
LA BluesSara
2007
Ball Don't LieJulia
2008
DelgoBaby Delgo (voice)
2008
FrenemiesSavannah O'Neal / Emma Reynolds
2012
MedeasRuth
2013
Walking with DinosaursDinosaur ID Card (voice)
2013
Alexander and the Terrible, Horrible, No Good, Very Bad DayAudrey Gibson
2014
Field of Lost ShoesLibby Clinedinst
2015
Gates of DarknessMichelle
2019
BT
Beyond the Bonsai
2022

Television

The King of QueensMarissa · 1 eps
1998
CSI: Crime Scene InvestigationCassie McBride · 1 eps
2000
ScrubsGirl · 1 eps
2001
MonkPrincess Girl · 1 eps
2002
Without a TraceAmy Rose · 1 eps
2002
NCISKelly Gibbs · 7 eps
2003
Criminal MindsRebecca Farland · 1 eps
2005
Ghost WhispererMadison Clark · 1 eps
2005
InconceivableKylie · 2 eps
2005
Me, EloiseEloise (voice) · 13 eps
2006
ChowderMarmalade (voice) · 1 eps
2007
LifeCarin Sutter · 1 eps
2007
Life Is WildMia Weller · 13 eps
2007
Drop Dead DivaChloe Surnow · 1 eps
2009
Lie to MeTyler Seeger · 1 eps
2009
Body of ProofLacey Fleming · 38 eps
2011
ScandalKaren Grant · 2 eps
2012
MaronSydney Maron · 1 eps
2013
The FostersSarah · 3 eps
2013
ScorpionAda Pearce · 1 eps
2014
The Tonight Show Starring Jimmy FallonSelf · 1 eps
2014
Code BlackTia Benton · 1 eps
2015
CSI: CyberShelby Lockhart · 1 eps
2015
FreakishMary · 5 eps
2016
Room 104Adrienne · 1 eps
2017
Cobra KaiSamantha LaRusso · 65 eps
2018
Happy TogetherDiane · 1 eps
2018
Nailed It!Self - Guest Judge · 1 eps
2018
Reunited ApartSelf · 1 eps
2020
The Netflix AfterpartySelf · 1 eps
2021
Cobra Kai: Inside the DojoSelf · 3 eps
2024

Photos

Mary Mouser photo
Mary Mouser photo
Mary Mouser photo
Mary Mouser photo
Mary Mouser photo
Mary Mouser photo
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