The movie Karla was released in 2006 and is based on the true story of Canadian serial killers, Paul Bernardo and Karla Homolka, who were active in the late 1980s and early 1990s. The film focuses on the kidnapping, sexual abuse, and murder of three young girls - Leslie Mahaffy, Kristen French, and Homolka's sister Tammy - by the couple.
The film portrays Homolka, played by Laura Prepon, as a willing accomplice in the crimes, who actively participates in the abuse and murder of the victims. Bernardo, played by Misha Collins, is portrayed as a sociopathic and sadistic individual who enjoys inflicting pain on his victims.
The movie is controversial due to its depiction of Homolka as an equal participant in the crimes, despite evidence that suggests she may have been a victim of domestic abuse and manipulation by Bernardo. The film also received criticism for its graphic and explicit portrayal of the violence and abuse inflicted on the victims.
Overall, Karla offers a disturbing and chilling portrayal of one of Canada's most infamous serial killer couples and their heinous crimes.