20. The Case of the Poison Pen-Pal (1962)
A casual pen pal relationship leads to insider information and murder.
Release date: 1962-02-10
Season number: 5
Episode number: 20
Runtime: 51 minutes
Director: Arthur Marks
Guest stars
Marshall Reed
as First Officer
Everett Sloane
as District Attorney
John Litel
as Judge
Wright King
as Lee Gregson
Diana Darrin
as Mrs. Thatcher
Patricia Breslin
as Karen Ross
Bert Freed
as Carl Holman
Naomi Stevens
as Agnes
Douglas Henderson
as Peter Gregson
Kathryn Givney
as Wilma Gregson
Charles Cooper
as Ben Willoughby
