My Sister the Vampire (film franchise)

Cast

• Kira Kosarin as Olivia Abott/Franklin Grove Devils Cheerleader. She came to Franklin Grove a few weeks after school started. Olivia is one of the only humans in the world to know about vampires. Her long-lost, twin sister Ivy is a vampire and broke the First Law of the Night by telling her all about the vampire world.
• Amber Montana as Ivy Vega/Long-lost vampire twin sister of Olivia Abbott, a normal human-time lord hybird and is the only vampire child of Karl(A.K.A Charles Vega) and Susannah Lazar. She is also the girlfriend of Brendan Daniels, and the best friend of Sophia Hewitt.
• Sierra McCormick as Camilla Edmunson/Good friends with Olivia and Ivy.
• Bella Thorne as Sophia Hewitt/Best friend of Ivy Vega and Olivia Abbott. She is a goth. Sophia was the first one to find out Ivy told Olivia about the exsistence of vampires and the whole twin fest.
• Cristin Milioti as Ms. Barnett/School cheerleading coach.
• Peyton R. List as Charlotte Brown/Franklin Grove Middle School cheerleading captain and is presumably the most popular girl in school (she's also Ivy's next-door neighbors).
• Brooke Sorenson and Oana Gregory as Katie and Allison/Best friends of Charlotte Brown
• Jon Cryer as Charles Vega/Karl Kazar/Oliva and Ivy's abusive father and the Main Villain/Antagonist.
• Cobie Smulders as Audrey Abbott/Olivia's mother. Always trying to make Ivy feel at home when she's at their home.
• Hal Sparks as Steve Abbott/Olivia's father. He's always willing to try new things.
• Peyton Clark as Brendan Daniels/Ivy's boyfriend.
• Nick Robinson as Garrick Stephens
• Jack Griffo as Kyle Glass
• Blake Michael as Dylan Soyle
• Joey Bragg as Ricky Slitherman
• Laura Marano as Sophia Hewitt/Best friend of Ivy Vega since the two were four years old.
• Ryan Newman as Serena Star/A celebrity reporter who hosts her own news show The Morning Star.
• Austin North as Toby Decker/Serena's former student assistant.
• Katherine McNamara as Vera/Goth Girl.
• Neil Patrick Harris as Mr. Strain
• Jon Cryer as Charles Vega/Karl Kazar/Oliva and Ivy's abusive father
• Peyton Clark as Brendan Daniels/Ivy's boyfriend.
• Fred Stoller as Mr. Daniels
• Zooey Deschanel as Georgia Huntingdon/She extended a cool, firm hand. "Georgia Huntingdon, Vamp magazine."
• Tim Allen as Kong
• Lizzy Greene as Bethany/The little girl declared.
• Jennifer Aniston as Mrs. Daniels
• Leigh-Allyn Baker as Ms. Voxen
• Jason Alexander as Mr. Azure
• Jane Lynch as Valencia Deborg
• Patton Oswalt as Mr. Boros

Main Cast Gallery

Olivia Abott

Ivy Vega

Camilla Edmunson

Garrick Stephens

Kyle Glass

Dylan Soyle

Ricky Slitherman

Bethany

Audrey Abott

Steve Abbott