One of Hoppy's Bar 20 ranch hands is tricked into participating in nefarious activities after being subjected to hypnosis.
Lee Garvin has eloped with the daughter of a railroad man who didn't approve of the marriage. Hoppy ...
European bad guy Baron Bendor leads some local townsmen in a plot to obtain horses through theft. Ho...
Hopalong Cassidy and Johnny Nelson ride to the mountains to help a man and his daughter save their l...
When Ranger Hoppy's falsely accused young ranger friend is killed while supposedly trying to escape ...
A banker is trying to cheat people out of their silver-rich land. Hoppy learns that the banker is in...
At the reading of his late cousin's will, California learns the estate will be divied among whoever ...
Belle Langtry runs a town being taken over by cattle rustlers. She is also a front for the outlaws, ...
Hoppy and new sidekick California Carlson head to California to help out Lucky Jenkins.
Buck Peters arranges for Hoppy, California, Johnny and other cowboys to go to the aid of friends who...
Hoppy, California and Lucky arrive at a remote inn, where Lucky expects to be married - but finds th...
Hoppy, California and Johnny partner up with brother and sister ranch owners, two of several who are...
Posing as a cattle buyer, Hoppy crosses over into Oklahoma where the Jordan brother's and their outl...
Hoppy is leading a scientific expedition and the Chinese who have a hidden settlement nearby are try...
Hoppy's ranch is threatened by rustlers. Hoppy and the gang oblige as usual.
Hoppy, California, and Lucky travel to Mesa City for a short vacation. California buys new clothes a...
A young Eastern lawyer, seriously injured in a stage holdup, secures the help of Hoppy, California a...
Hoppy, California and Lucky take refuge from a storm inside a supposedly abandoned church outside a ...
A town bedeviled with outlaws sends for Hoppy, Lucky and California after their own vigilante commit...
Hoppy and his pals arrive in a remote town to investigate the counterfeiting of both U.S. and Mexica...
Hoppy, California and Johnny come to the ranch of a friend and his daughter, disguised as dude detec...