Katharine Isabelle
- The Galactic Ghoul
2026 Queen of the Toum Xaltalusia XXIII
- Backrooms
2026 Robin
- Lockbox
2026 Vahna Minter
- Prank Night
2026 Joyce Bowen
- Junction Row
2026 Juno
- TRON: Ares
2025 Marcia Lee Hadlow
- It's a Wonderful Knife
2023 Gale Prescott
- Mixed Baggage
2023 Lianne
- Christmas on Cherry Lane
2023 Olivia Sawyer
- The Gift of Peace
2022 Joyce
- The Green Sea
2021 Simone
- The Long Island Serial Killer: A Mother's Hunt for Justice
2021 Shannan Gilbert
- Night of the Animated Dead
2021 Barbara (voice)
- Where We Disappear
2019 Lubov
- Bad Times at the El Royale
2018 Auntie Ruth Pugh
- Undercover Angel
2017 Robin Bladon
- Countdown
2016 Lieutenant Julia Baker
- A.R.C.H.I.E.
2016 Brooke
- Iteration 1
2016 Anna
- 88
2015 Gwen
- The Girl in the Photographs
2015 Janet
- How to Plan an Orgy in a Small Town
2015 Alice Solomon
- See No Evil 2
2014 Tamara
- Primary
2014 Andrea
- American Mary
2013 Mary Mason
- Goodnight for Justice: Queen of Hearts
2013 Lucy Truffaut
- Cinemanovels
2013 Charlotte
- Lawrence & Holloman
2013 Zooey
- Torment
2013 Sarah Morgan
- The Spirit Game
2013 Kate Fox
- Victims
2013 Lindsay
- 13 Eerie
2013 Megan
- Random Acts of Romance
2012 Bud
- The Movie Out Here
2012 Danielle
- Vampire
2011 Lapis Lazuli
- 30 Days of Night: Dark Days
2010 Stacey
- Hard Ride to Hell
2010 Kerry
- Sins of the Mother
2010 Ivy
- Smoke Screen
2010 Wife
- Frankie & Alice
2010 Paige
- Beyond Sherwood Forest
2009 Alina
- Rampage
2009 Beauty Staff #2
- Ogre
2009 Jessica
- Hostile Makeover
2009 Cherise Smithsonian
- Killer Hair
2009 Cherise
- Favourite People List
2009 Denise Moynahan
- Another Cinderella Story
2008 Bree Blatt
- Mail Order Bride
2008 Jen
- Rapid Fire
2006 Amber
- Engaged to Kill
2006 Maddy Lord
- Eight Days to Live
2006 Lucinda Klunn
- Everything's Gone Green
2006 Heather
- Ginger Snaps 2: Unleashed
2004 Ginger Fitzgerald
- The Last Casino
2004 Elyse
- Ginger Snaps Back: The Beginning
2004 Ginger Fitzgerald
- The Life
2004 Amber Reilly
- Show Me
2004 Jenna
- Freddy vs. Jason
2003 Gibb
- Falling Angels
2003 Lou Field
- On the Corner
2003 Stacey Lee
- Shot in the Face
2003 Erin
- Insomnia
2002 Tanya Francke
- Carrie
2002 Tina Blake
- Due East
2002 Reba
- The Secret Life of Zoey
2002 Kayla
- Turning Paige
2002 Paige Fleming
- Spooky House
2002 Mona
- Bones
2001 Tia
- Josie and the Pussycats
2001 Laughing Girl
- Ginger Snaps
2000 Ginger Fitzgerald
- Snow Day
2000 Marla
- Disturbing Behavior
1998 Lindsay Clark
- Voyage of Terror
1998 Aly Tauber
- Married to a Stranger
1997 Lacey Potter
- Salt Water Moose
1996 Josephine 'Jo' Parnell
- The Prisoner of Zenda, Inc.
1996 Fiona (as Katherine Isobel)
- Goosebumps: It Came from Beneath the Sink
1996 Kat Merton
- Knight Moves
1992 Erica Sanderson
- Yes Virginia, There Is a Santa Claus
1991 Virginia O'Hanlon
- Burning Bridges
1990 Emily Morgan
- A Klondike Christmas
1990 Angora (voice)
- Cousins
1989 Chloe Hardy
- Cold Front
1989 Katie McKenzie
- Last Train Home
1989 Sarah Bradshaw
- The Last Winter
1989 Winnie Jamison
- Immediate Family
1989 Birthday Girl
- Blind Owl
Lily
