Detective Sullivan of the NYPD discovers that she can talk to her dead father, Frank Sullivan, through an old ham radio. When she tries to save his life in the past, she unleashes a series of changes on the present that may or may not be for the best. Can she solve his murder?
Frequency S01 E01 Pilot : In the series premiere, a detective discovers she’s able to communicate with her estranged father who died decades earlier via a ham radio. She then warns him off his untimely death, leading him to survive, but also dramatically changing the present.