
The Good Sister follows a couple who is working to put their crumbling marriage back together, when the wife receives a letter informing her that she has a long-lost twin sister. First thinking that the new family member will bring the couple closer together, the husband then begins an affair with the sister and discovers that she is treacherous and dangerous.
Cast

Sonya Walger
Kate / Linda

Ben Bass
Jack McLennan

Bobbie Phillips
Mrs. Nelles

Ashleigh Harrington
Cassie

Alarey Alsip
Deb

Michael Hearn
Walberg

Noel Burton
Langler
Sam Stone
Cab Driver
Emma Dimig
Twin Girl #1
Sonia D'amico
Twin Girl #2
Howard Harris
Older Man

Simon Anthony
Police Officer

Yanik Ethier
Guy

Lyriq Bent
Investigator

Kathleen Glynn de Santiago
Mother (as Kathleen Glynn)

Art Hindle
Bill
Ian Kilburn
Michael

Marc Primeau
Valet

Maria Ricossa
Psychiatrist

Linda E. Smith
Barbara
Crew

Philippe Gagnon
Director
Pablo F. Fenjves
Writer
Chantal Lussier
Editor
Daniel Villeneuve
Director of Photography
Robbie Ditchburn
First Assistant Director
Jean Bureau
Executive Producer

Ian Whitehead
Producer
Kaleigh Kavanagh
Associate Producer
Nadia Rona
Casting
Vera Miller
Casting
Linda Berger
Casting
Anie Fisette
Costume Design
Ronald J. Rolfe
Hair Department Head
Annie-Genevieve Larocque
Hairstylist
Marcelo Padovani
Hairstylist
Melissa Purino
Key Makeup Artist
Claude Castonguay
Original Music Composer
Marc Ouellette
Original Music Composer
Diandra Yoselevitz
Music Supervisor
Bertrand Calmeau
Still Photographer
Milena Popović
Script Supervisor
Julie Robert
Property Master



















