Forever Knight.S3E16.The Human Factor

Forever Knight is a 1992 - 1996 Canadian television series about Nick Knight (Geraint Wyn Davies), an 800-year-old vampire working as a police detective in modern-day Toronto, Ontario. Wracked with guilt for centuries of killing others, he seeks redemption by working as a homicide detective on the night shift while struggling to find a way to become human again.
S3E16 - The Human Factor
Janette (Deborah Duchêne) reappears in Nick's life when she becomes a murder suspect, but Nick is willing to put everything on the line to help Janette one last time.

Guest Starring:
Deborah Duchêne (Janette)

Cast:
Jean-Pierre Bergeron (Mario Larouche)
Soo Garay (Nancy)
Katia De Pena (Griffin)
Galen Wyn Davies (Patrick McDonagh)
Lucy Peacock (Peggy Bolger)
David Blacker (Officer Peter Schull)
David Keeley (Robert McDonagh)
Carlo Rota (Roy Martin)

Written by Larry Lalonde & Phil Bedard
Directed by Geraint Wyn Davies

Original Broadcast 30 sec. Promo:
Narrator -"On Forever Knight, Knight rekindles an eternal flame as someone
tries to snuff her out.. on the next Forever Knight"