![Perry Mason: The Case of the Lethal Lesson](https://image.tmdb.org/t/p/original//qxWLCE9E670UqUMpQyN2s3xzpOM.jpg)
![Perry Mason: The Case of the Lethal Lesson](https://image.tmdb.org/t/p/w200//AlJ6OznpskA91cfdMs9LtTAYmAw.jpg)
Perry Mason: The Case of the Lethal Lesson
1 hour 35 minutes1989-02-12
7.1
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Ken Malansky, a law student of Perry Mason's, is accused of murdering a fellow student. Perry is reluctant to take on his case as the victim was the son of a close friend.
Cast
![Raymond Burr](https://image.tmdb.org/t/p/w200//gsmckogOXPIk6lce2qnNMAFF901.jpg)
Raymond Burr
Perry Mason
![Barbara Hale](https://image.tmdb.org/t/p/w200//xLE53ZfGifU5hNyjoE6z6FsOU01.jpg)
Barbara Hale
Della Street
![William R. Moses](https://image.tmdb.org/t/p/w200//mbGteKONCey21NqRO5sfIIKs1UF.jpg)
William R. Moses
Ken Malansky
![Alexandra Paul](https://image.tmdb.org/t/p/w200//aih7W4GZFVhX3VF0yJvhuvIUdbS.jpg)
Alexandra Paul
Amy Hastings
![Brian Keith](https://image.tmdb.org/t/p/w200//c5Tnce8aeEVigEgctnkNcy4jc2l.jpg)
Brian Keith
Frank Wellman Sr.
![Leslie Ackerman](https://image.tmdb.org/t/p/w200//aVmcXQwZJV840lmRDCDa4uxmJFt.jpg)
Leslie Ackerman
Miss Lehman
![Karen Kopins](https://image.tmdb.org/t/p/w200//4RYiBWqMJx3dKu7O7Q4hPM6Ixfw.jpg)
Karen Kopins
Kimberly McDonald
![Richard Allen](/_next/static/media/notFound.aecd17f8.png)
Richard Allen
Jeff
![Brian Backer](https://image.tmdb.org/t/p/w200//fdQzbnesWMQarCRYSWnaPgDcZT2.jpg)
Brian Backer
Eugene
![John DeMita](https://image.tmdb.org/t/p/w200//cIUd7zTcGzJ0CMSkL4SUOee3gME.jpg)
John DeMita
Scott McDonald
![John LaMotta](https://image.tmdb.org/t/p/w200//xyj8QUjBv2wxgHfkHqI60lwC8Re.jpg)
John LaMotta
Bartender Al
![Charley Lang](https://image.tmdb.org/t/p/w200//og4JvsrCw6b1EYFiR7bvCQbYEaT.jpg)
Charley Lang
Travis Howe
![John Allen Nelson](https://image.tmdb.org/t/p/w200//ku0miuv59CJSB9iAhQJAMOcudau.jpg)
John Allen Nelson
Frank Wellman Jr.
![Mark Rolston](https://image.tmdb.org/t/p/w200//hcrNRIptYMRXgkJ9k76BlQu6DQp.jpg)
Mark Rolston
Vic Hatton
![Raye Birk](https://image.tmdb.org/t/p/w200//tirG60WMTFflgfBDn8DNSBTJfqD.jpg)
Raye Birk
Sam Morgan
![Marlene Warfield](https://image.tmdb.org/t/p/w200//riUGVNXP77pe29Qz4Sq8DS5rvyo.jpg)
Marlene Warfield
Prosecutor
![Kathryn Christopher](/_next/static/media/notFound.aecd17f8.png)
Kathryn Christopher
Judge Hoffman
![Albert Valdez](/_next/static/media/notFound.aecd17f8.png)