- Played Hopalong Cassidy's sidekick.
- Became a US citizen on 9/24/43.
- Awarded a Star on the Hollywood Walk of Fame at 6758 Hollywood Blvd. on 2/8/60.
- The character of California Carlson was depicted somewhat inconsistently throughout his 36 appearances in the Hopalong Cassidy films series. In many of the films in the series he was shown to be illiterate, with his inability to read used for comic relief. However, this trait was not consistent, as he was shown reading confidently in several Cassidy films.
- Interred at Forest Lawn Memorial Park in Glendale, CA.
- Son: John Allan Clyde (1935-44).
- Brother of David Clyde and Jean Clyde.
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