From The CW:

The Spencer Sisters is a female-led, lighthearted procedural that follows mystery novelist Victoria Spencer (Lea Thompson, Back to the Future, Caroline in the City) and her daughter Darby Spencer (Stacey Farber, Superman & Lois, Schitt’s Creek) who are mistaken as sisters as they tackle puzzling cases.

Joining the cast in supporting roles are Thomas Antony Olajide (Learn To Swim) as Darby’s high school best friend and local cop Zane Graham; Edward Ruttle (Arctic Air) as Darby’s high school flame Doctor Lucas Collins; Husein Madhavji (Saving Hope) as Victoria’s IT Consultant (a.k.a. hacker) Alastair Dhumal; Ayesha Mansur Gonsalves (Sort Of) as Victoria’s feisty literary agent Sarita Stark; Rodrigo Massa (El Dragon: Return of a Warrior) as Zane’s husband Antonio Pereira, who operates a Brazilian bistro; Kaitlyn Leeb (Spinning Out) as Lindsay Yip – a hotshot lawyer who is Lucas’ fiancée; and Adam Hurtig (Cult of Chucky) as the lead detective of the local police force.