US / US providers
Amazon Prime Video
Paramount+ Amazon Channel
YouTube TV
Philo
Paramount+ Roku Premium Channel
Amazon Prime Video with Ads
Global / English-region fallback
Seasons & episodes
Searching for watch Perry Mason season 9 online? Use the episode list below (legal-only availability varies by region).
Where to watch “Perry Mason” (1957) online legally? See US streaming options first, plus English-region fallbacks.
Perry Mason first aired in 1957 • originally associated with CBS • 9 seasons • 271 episodes • around 52 minutes per episode • status: Ended.
If you searched for “watch Perry Mason online” (1957), the safest approach is to verify legal availability in your region (US first, then English-region fallbacks).
It sits in the Mystery, Drama, Crime space, which helps set expectations for tone and pacing.
Ratings vary by audience taste—check the synopsis and cast to see if it matches what you like.
This page includes season navigation, episode list, cast, trailer (when available), and legal provider hints to help you decide quickly.
Synopsis
The cases of master criminal defense attorney Perry Mason and his staff who handled the most difficult of cases in the aid of the innocent.
Keywords
detective, based on novel or book, lawyer, los angeles, california, criminal lawyer.
Stills
Similar series
Dragnet, Agatha Christie's Marple, Barnaby Jones, The Rockford Files, The Inspector Lynley Mysteries, Coroner, Annika, Grace.
Main cast
Official trailer
There’s no trailer available for this series right now.