Cannon
Cannon is a CBS detective television series produced by Quinn Martin which aired from March 26, 1971 to March 3, 1976. The primary protagonist is the title character, private detective Frank Cannon, played by William Conrad. He also appeared on two episodes of Barnaby Jones. Cannon is the first Quinn Martin-produced series to be aired on a network other than ABC. A "revival" television film, The Return of Frank Cannon, was aired on November 1, 1980. In total, there were 124 episodes.
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Frequently asked questions about Cannon
Where can I watch Cannon in the United States?
Cannon is not streaming in the United States right now. Track it in Limelight to get a notification when it arrives on a service you pay for.
What are the ratings for Cannon?
Cannon scores 6.7 on The Movie Database.
Who stars in Cannon?
Cannon stars William Conrad, Charles Bateman, Tim O'Connor, and Keith Andes. Edward Hume is the creator.
How many seasons of Cannon are there?
Cannon has 5 seasons and 123 episodes, and is ended.
How long does it take to watch all of Cannon?
All 123 episodes of Cannon add up to about 123 hours at roughly 60 minutes each. At two hours a night that is about 62 evenings; at four hours a day it takes about 31 days.
What network is Cannon on?
Cannon airs on CBS, and is produced by Quinn Martin Productions (QM).
Ratings and streaming availability are aggregated from third-party sources; metadata from The Movie Database (TMDB), streaming data from JustWatch. This product uses the TMDB API but is not endorsed or certified by TMDB. Streaming availability checked September 2026.