Acting · Vancouver Island, British Columbia, Canada · Born June 19, 1973
Chelah Horsdal is a Canadian actress. She is known for her regular roles in the television series Hell on Wheels, When Calls the Heart, and The Man in the High Castle, recurring roles on Stargate SG-1, Level Up, Arrow, and Star Trek: Discovery, and for her roles in the films Aliens vs. Predator: Requiem and Rise of the Planet of the Apes. Horsdal was born in Vancouver, British Columbia. She says she "was born to hippie parents while surrounded by friends and family on the 'farm' Headacres." She is the daughter of mother Lindsay and folksinger father Valdy. She grew up with her mother in Kitsilano and attended Bayview Elementary followed by Lord Byng Secondary. She began modelling in locally shot TV shows and commercials at 18, and then lived in the Caribbean for a year. Horsdal began her acting career in 2002. She has since appeared in more than 75 commercials as well as in films and on television. She has played lead and supporting roles on Hell on Wheels, The Man In the High Castle, When Calls the Heart, Candiland, Patterson's Wager, Three Weeks, Three Kids, On Strike For Christmas, Marley & Me: The Puppy Years, and Lifetime's The Client List. She had lead roles in Lying To Be Perfect and Mrs. Miracle. Additional credits include leads on the feature Burning Mussolini, Nickelodeon's Gym Teacher: The Movie, co-starring Christopher Meloni and Amy Sedaris, Flirting with Forty with Heather Locklear and the FOX TV pilot The Virgin of Akron, Ohio. Supporting leads include Aliens vs. Predator: Requiem for 20th Century Fox and Possession alongside Sarah Michelle Gellar, as well as Elegy with Ben Kingsley and Penélope Cruz and Rise of the Planet of the Apes with John Lithgow and James Franco. Her performances in the short films Dark Room (2006) and The Hostage (2010) both earned Leo nominations for Best Performance. Recurring roles include Battlestar Galactica, Exes & Ohs, The L Word, Stargate: SG1, Saved, DaVinci's Inquest, Whistler, Blackstone, Clue and Cartoon Network's Level Up. The Hostage, for which Horsdal was nominated for Best Actress at the 2011 Leos, co-starred and was produced by Tahmoh Penikett and Aleks Paunovic. Horsdal was nominated for four more Leo Awards for her guest starring turn on Arctic Air (2013), for Hell on Wheels and When Calls the Heart, and for Patterson's Wager.
TVOff Campus
2026
as Carrie Wells
TVSheriff Country
2025
as Judge Merry MacRae
MovieProm Pact
2023
as Mrs. Lansing
TVFirefly Lane
2021
as Margie
MovieSpontaneous
2020
as Denise
MovieNoelle
2019
as Shelley Sussman
MovieAsh
2019
as Gail Hurst
MovieLast Stand to Nowhere
2019
as Wylona Earp
MovieBoundaries
2018
as Therapist
TVThe Good Doctor
2017
as Tessa
TVStar Trek: Discovery
2017
as UFP President Laira Rillak
MovieThe Show
2017
as Elliot's Mom
MoviePretty Little Addict
2016
as Donna Phillips
MovieCandiland
2016
as Tess/The Queen
MovieEven Lambs Have Teeth
2015
as Abby
TVUnREAL
2015
as Louise
TVThe Returned
2015
as Kris
Patterson's Wager
2015
as Audrey
MovieGord's Brother
2015
as Amanda
TVThe Man in the High Castle
2015
as Helen Smith
MovieWhen Calls the Heart: The Dance
2014
as Cat Montgomery
MovieWhen Calls the Heart: A Telling Silence
2014
as Cat Montgomery
MovieIf I Stay
2014
as Liddy
MovieClue: A Movie Mystery Adventure
2014
as Headmistress Kroger
TVThe 100
2014
as Simone Lightbourne
MovieThe Grim Sleeper
2014
as Livi Vazquez
TVWhen Calls the Heart
2014
as Cat Montgomery
MovieSole Custody
2014
as Ann
MovieHunting Season
2013
as Nancy
MovieMidnight Stallion
2013
as Rita Shephard
MovieKill for Me
2013
as Maria Klein
TVMotive
2013
as Deana Mitchell
MovieIt's Christmas, Carol!
2012
as Tanya
TVEmily Owens, M.D.
2012
as Marian Kramden
TVArrow
2012
as Kate Spencer
MovieThe Cabin in the Woods
2012
as Demo Girl
TVLevel Up
2012
as Barbara
TVHell on Wheels
2011
as Margaret Palmer
MovieRise of the Planet of the Apes
2011
as Irena - Charles' Nurse
MovieMarley & Me: The Puppy Years
2011
as Carol Grogan
MovieThree Weeks, Three Kids
2011
as Mandy Norton
TVFairly Legal
2011
as Brooke Keller
TVR. L. Stine's The Haunting Hour
2010
as Chris' Mom
MovieAltitude
2010
as Mrs. Taylor
MovieThe Client List
2010
as Doreen
MovieThe Tortured
2010
as Liane Strader
MovieLying to Be Perfect
2010
as Nancy
MovieBetwixt
2010
as Vanessa
TVLife Unexpected
2010
as Prosecutor
MovieMrs. Miracle
2009
as Kate Preston
MovieHelen
2009
as Kara
MoviePossession
2009
as Miranda
MovieCome Dance at My Wedding
2009
as Nancy Reed
MovieAlien Trespass
2009
as Betsy's Mother
MovieBurning Mussolini
2009
as Cheryll Witherspoon
MovieFlirting with Forty
2008
as Anne
MoviePassengers
2008
as Janice
MovieGym Teacher: The Movie
2008
as Winnie
MovieElegy
2008
as Susan Reese
MovieVice
2008
as Woman in Elevator
MoviePast Lies
2008
as Danielle
TVThe Guard
2008
MovieAliens vs Predator: Requiem
2007
as Darcy
TVExes & Ohs
2007
as Lauren Brooks
TVBionic Woman
2007
as Suicidal Woman
MoviePerfect Child
2007
as Jen
MovieCrossroads - A Story of Forgiveness
2007
as Cindy
MovieAshes Fall
2007
as Joanna
MovieA Decent Proposal
2007
as Cynthia Lewis
TVMen in Trees
2006
as Pretty Redhead
MovieFallen
2006
as Lori Corbett
TVEureka
2006
as Mary-Beth Curtis
TVPsych
2006
as Beth
TVWhistler
2006
MovieX-Men: The Last Stand
2006
as Minivan Mother
MovieHollow Man II
2006
as Blind Secretary
TVThe Evidence
2006
MovieThe Pink Panther
2006
as Security Guard
MovieDreams in the Witch House
2005
as Frances Elwood
TVMasters of Horror
2005
as Frances Elwood
TVCriminal Minds
2005
as Heather Woodland
TVSupernatural
2005
as Cute Librarian
MovieThe Exorcism of Emily Rose
2005
as Asst. DA #3
TVReunion
2005
TVRobson Arms
2005
MoviePursued
2004
as Sharon
TVBattlestar Galactica
2004
as Didi Cassidy
TVStargate Atlantis
2004
as Erran
TVThe 4400
2004
as Jeanine
MoviePaycheck
2003
as Young Mother
TVTru Calling
2003
as Admissions Officer
TVThe Dead Zone
2002
as Janet Miller
TVSmallville
2001
as Dr. McCann
TVAndromeda
2000
as Misabo Ahm
TVStargate SG-1
1997
as Lt. Catherine Womack
TVThe Hat Squad
1992
as Young Woman
TVHallmark Hall of Fame
1951
as Cindy
The Ambassador
as Mrs. Spencer
MovieNever Use Alone
as Ramona
