Perry Mason: The Case of the Poisoned Pen

The chief suspects in the murder of an author are the numerous colleagues whom he continuously plagiarized.

• Christian I. Nyby IIDirector
• George EcksteinWriter
• Fred SteinerOriginal Music Composer

• Raymond BurrPerry Mason
• Barbara HaleDella Street
• William R. MosesKen Malansky
• Cindy WilliamsRita Sue Bliss
• Barbara BabcockMartha Robertson
• David WarnerBradley Thompson
• Tony Lo BiancoMichael Garcia
• Kiel MartinMax Mulgrew
• Earl BoenMr. Tweed
• Charles MacaulayJudge Charles Wade
• James McEachinLt. Brock
• Katherine MoffatRebecca Austin