A disgruntled phone company employee develops a device whereby those answering a phone can be murdered, and it's up to Nat Bridger to stop the killer.

Top Cast

Richard ChamberlainNat Bridger

John HousemanStanley Markowitz

Sara BotsfordRidley Taylor

Robin GammellNoah Clayton

Gary ReinekeLt. Meara

Barry MorseFred Waites

Alan ScarfeJohn Websole

James B. DouglasJack Gilsdorf