Larry Abbot (Wilder) and Vickie Pearle (Radner) are performers on radio's "Manhattan Mystery Theater". They decide to get married but Larry starts getting some affliction after proposing marriage. Larry's uncle decides to treat him with a shock therapy to "scare him to death" at a castle-like mansion in which he grew up. Unfortunately, the plan becomes a real-life version of Larry and Vickie's radio murder mysteries, werewolves and all.