KELLIE MARTIN RETURNS AS HAILEY DEAN IN ‘HAILEY DEAN MYSTERIES: DEATH ON DUTY,’ A NEW ORIGINAL PREMIERING MAY 5, ON HALLMARK MOVIES & MYSTERIES Based on characters from the New York Times Bestselling Series by Nancy Grace Lauren Holly Guest Stars STUDIO CITY, CA – Fan-favorite sleuth Hailey Dean returns to solve a murder in “Hailey Dean Mysteries: Death on Duty,” a new original premiering Sunday, May 5 (9 p.m. ET/PT) on Hallmark Movies & Mysteries. Based on characters from Nancy Grace’s New York Times best-selling book series, “Hailey Dean Mysteries” will premiere three new movie installments on consecutive Sunday nights this May. “Hailey Dean Mysteries: Death on Duty” is the first installment in 2019 to debut this May, with two movies following each Sunday night. Kellie Martin (“Life Goes On,” “ER”) reprises her role as Hailey Dean, and is joined by co-stars Viv Leacock (“Dirk Gently’s Holistic Detective Agency”), Matthew MacCaull (Tomorrowland) and Lauren Holly (“NCIS”) guest-starring. Psychologist and former prosecutor Hailey Dean (Martin) aids her friend Detective Garland Fincher (Leacock) in investigating the murder of his former Marine friend. With a growing list of suspects who each seem to have strong motives, Hailey uses her investigative skills, as well as her uncanny ability to read people, to read and follow the clues that will lead them to the killer. And, when the body of a female Marine shows up in the same park where Fincher’s buddy was found, the case takes a whole new turn as Hailey uncovers a conspiracy that puts her own life in danger as she pursues justice for the victims. MEDIA CONTACT: Stephanie Sherman, (818) 755-2414, [email protected] -- HALLMARK MOVIES AND MYSTERIES -- .