Liliana Berry Davis Mumy (born April 16, 1994) is an American actress and voice actress. Her most notable roles are as Jessica Baker in the Cheaper by the Dozen movies with Steve Martin, Lucy Miller in The Santa Clause 2: The Mrs. Clause and The Santa Clause 3: The Escape Clause with Tim Allen, Mertle Edmonds in the Lilo & Stitch franchise (except for the original film), Panini on Chowder, Wadi on The Secret Saturdays, Beth Tezuka on Bravest Warriors, and Leni Loud on The Loud House. Her father is actor Bill Mumy, famous for his roles in the classic science fiction TV series Lost in Space, Babylon 5, and The Twilight Zone episode, "It's a Good Life" (Liliana appeared in the sequel, "It's Still a Good Life," while her father reprised his role), as well as one half of the comedy music duo Barnes & Barnes. Her father also appeared in Bravest Warriors as Beth's father, Ralph Waldo Pickle Chips.

Personal life

Mumy was born in San Marcos, California, the daughter of Eileen Joy (née Davis), a childbirth educator, and former child star Bill Mumy. She is the sister of child actor Seth Mumy. Mumy is close friends with Cheaper by the Dozen co-star Morgan York. She graduated from Laurel Hall School in North Hollywood, California and attended Campbell Hall School. She left there and had recently graduated from Notre Dame High School in Sherman Oaks, California.


Mumy has appeared in several motion pictures. Her most recent and notable film appearances are in Cheaper by the Dozen, Cheaper by the Dozen 2, The Santa Clause 2: The Mrs. Clause, as well as The Santa Clause 3: The Escape Clause. In 2002, Mumy played Audrey Fremont, the daughter of her father Bill's character Anthony, in a sequel to the classic The Twilight Zone episode "It's a Good Life" called "It's Still a Good Life".

Mumy provided the voice of Mertle Edmonds (Lilo Pelekai's rival) in Stitch! The Movie, Lilo & Stitch: The Series, Lilo & Stitch 2: Stitch Has a Glitch, and Leroy & Stitch, and voicing a character with a smaller role on American Dragon: Jake Long as Haley's rival at school. She is also the voice of Twinkle on Higglytown Heroes and the voice of Human Kimberly on Nickelodeon's Catscratch. Lesser roles included TV appearances playing Rachael/Rachel in six episodes on "My Wife and Kids" from 2002-2004 as well as young Donna on That '70s Show and guest starring in Scrubs as a girl at her birthday party (whose face J.D. daydreams of shoving into her cake). She also voiced Panini in the cartoon Chowder, airing on Cartoon Network and played Lula in The Cleaner in 2008. She also voiced a feisty, fashionable, pink-loving, golden retriever puppy named Rosebud in the Disney movies Snow Buddies, Space Buddies, and Santa Buddies. In June 2012, Mumy started voice work as 'Beth' in Bravest Warriors, the new animated series created by Pendleton Ward, produced by Frederator Studios for their new channel, Cartoon Hangover, a premium content partner of YouTube. She is also the voice of Leni Loud on the Nickelodeon show, The Loud House.



2001ScrubsSamantha Tanner"My Old Lady"
2002That '70s ShowDonna (age 7)"Class Picture"
Strong MedicineAnnie"Discharged"
2002–2004My Wife and KidsRachel McNamara6 episodes
2003The Twilight ZoneAudrey Fremont"It's Still a Good Life"
2003–2006Lilo & Stitch: The SeriesMertle Edmonds11 episodes
2004Crossing JordanLenaAfter Dark
2004–2007Higglytown HeroesTwinkleAll episodes
2005–2007CatscratchHuman Kimberly7 episodes
2005–2007American Dragon: Jake LongOlivia Meers2 episodes
2007–2010ChowderPanini18 episodes
2008–2009The CleanerLula Banks14 episodes
2009The Secret SaturdaysWadi3 episodes
2010Mike the KnightEvieAll episodes
2012–Winx ClubRoxySeason 4-6 (Nickelodeon dub; voice) 45 episodes
2012–Bravest WarriorsBeth Tezuka24 episodes (Cartoon Hangover)
2016The Loud HouseLeni LoudReleased


1999My Neighbors the YamadasNonokoVoice; English dub
2002The Santa Clause 2: The Mrs. ClauseLucy Miller
Lilo & StitchMyrtle EdmondsVoice
2003Stitch! The MovieMertle EdmondsVoice
Cheaper by the DozenJessica Baker
2004Howl's Moving CastleMadgeVoice; cameo
2004Mulan IIAdditional Voices
2005Holly Hobbie and Friends: Surprise PartyAmy MorrisVoice
Lilo & Stitch 2: Stitch Has a GlitchMertle EdmondsVoice
The Happy ElfSisterVoice
Cheaper by the Dozen 2Jessica Baker
Holly Hobbie and Friends: Christmas WishesAmy MorrisVoice
Leroy & StitchMertle EmondsVoice
The Santa Clause 3: The Escape ClauseLucy Miller
2007Holly Hobbie and Friends: Secret AdventuresAmy MorrisVoice
Holly Hobbie and Friends: Best Friends Forever
2008Snow BuddiesRosebudVoice
2009Space Buddies
2009Santa Buddies
2011Batman: Year OneHolly RobinsonVoice