Sarah Drew stars as Linda Murphy a woman who is a rookie on a new force who goes undercover to catch a killer.

Linda Murphy is prepared to go undercover as a sex worker in hopes of catching a serial killer targeting them.

Linda Murphy stares down a murder suspect when she's investigating the deaths of sex workers on How She Caught A Killer.

Rookie detective Linda Murphy (Sarah Drew) hunts down a serial killer after sex workers on How She Caught a Killer.

Linda Murphy dons a series of wigs and disguises as she goes undercover to search for a killer.

Sarah Drew executive produces and stars in Lifetime's How She Caught a Killer about a rookie detective going undercover.

Linda Murphy is hunted by a case she's investigating into a series of murders of sex workers by a serial killer.

Sarah Drew attends Aviron Pictures' Los Angeles Premiere Of 'A Private War' at Samuel Goldwyn Theater on October 24, 2018 in Beverly Hills, California.

Emily's life changes after losing her eyesight, while a guide dog struggles with training. Through a series of missed encounters, both overcome their obstacles and find each other

Emily's life changes after losing her eyesight, while a guide dog struggles with training. Through a series of missed encounters, both overcome their obstacles and find each other