The Far Side of Fear — Basil Copper

With Stella, his secretary, away in San Francisco, laconic LA private eye Mike Faraday settles down for a quiet weekend. But then old man Frisby shows up unexpectedly, his life in danger, and Mike is plunged into a case of murder and mayhem. Frisby had found munitions stored in the warehouse where he worked, and three days later attempts on his life had started. Mike too is in danger as a huge, bald man tries to send him over a cliff, and then there is the intervention of the mysterious blonde, Myra.