Buck Peters arranges for Hoppy, California, Johnny and other cowboys to go to the aid of friends whose cattle are being rustled. Hoppy and California locate the rustlers' hideout and join the gang by posing as outlaws themselves, but must find a way to let the rest of the posse know where they are.
#1Hop-a-long Cassidy
#2The Eagle's Brood
#3Bar 20 Rides Again
#4Three on the Trail
#5Call of the Prairie
#6Trail Dust
#7Hopalong Cassidy Returns
#8Heart of the West
#9Hills of Old Wyoming
#10Texas Trail
#11Hopalong Rides Again
#12Borderland
#13North of the Rio Grande
#14Rustlers' Valley
#15In Old Mexico
#16Partners of the Plains
#17Heart of Arizona
#18The Frontiersmen
#19Bar 20 Justice
#20Pride of the West
#21Cassidy of Bar 20
#22Sunset Trail
#23Silver on the Sage
#24Renegade Trail
#25Range War
#26Law of the Pampas
#27The Showdown
#28Stagecoach War
#29Three Men from Texas
#30Santa Fe Marshal
#31Hidden Gold
#32Outlaws of the Desert
#33Secret of the Wastelands
#34In Old Colorado
#35Pirates on Horseback
#36Riders of the Timberline
#37Doomed Caravan
#38Wide Open Town
#39Twilight on the Trail
You’re hereStick to Your Guns
#41Border Vigilantes
#42Undercover Man
#43Lost Canyon
#44False Colors
#45Colt Comrades
#46Riders of the Deadline
#47Leather Burners
#48Hoppy Serves a Writ
#49Bar 20
#50Border Patrol
#51Forty Thieves
#52Mystery Man
#53Texas Masquerade
#54Lumberjack
#55The Devil's Playground
#56Fool's Gold
#57Hoppy's Holiday
#58The Marauders
#59Unexpected Guest
#60Dangerous Venture
#61Sinister Journey
#62Strange Gamble
#63Silent Conflict
#64False Paradise
#65Borrowed Trouble
#66The Dead Don't Dream