When a substance abuse counsellor gets arrested for a DUI and returns to her hometown of Niagara Falls, she learns that her estranged father is dying of cancer and wants her to form a bond with her teenage half-sister that she's never met.

Aya Cash
as Mary Jackson

Sara Waisglass
as Robyn Jackson

John Ralston
as Walter "Walt" Jackson

Melanie Nicholls-King
as Lou

Aaron Poole
as Pete

Kristian Bruun
as Officer Wayne

Jess Salgueiro
as Crystal

Emma Hunter
as Erin

Yanna McIntosh
as Bethany

Jonathan Watton
as Therapist (voice)