Perry Mason: The Case of the Poisoned Pen

Raymond Burr as Perry Mason Tony Lo Bianco as Michael Garcia Charles Macaulay as Judge Charles Wade Katherine Moffat as Rebecca Austin Barbara Babcock as Martha Robertson James McEachin as Lt. Brock Andy Romano as Asst. D.A. Jack LaRusso Largo Woodruff as Judy Fulmer David Warner as Bradley Thompson Diane Shalet as Mrs. Joyce Tracy Smith as Reporter #2 Barbara Hale as Della Street William R. Moses as Ken Malansky Cindy Williams as Rita Sue Bliss Kiel Martin as Max Mulgrew Earl Boen as Mr. Tweed

Fred Steiner Original Music Composer David Solomon Co-Producer Erle Stanley Gardner Novel Bradford Lipson Gaffer