Hoppy goes undercover as an outlaw (which permits him, for once, to drink and be mean to children) to track down a bunch of outlaws operating along the border. Loco, the head bad guy, deflects suspicion from himself by pretending to be a moron.
#1Hop-a-long Cassidy
#2Bar 20 Rides Again
#3The Eagle's Brood
#4Three on the Trail
#5Hopalong Cassidy Returns
#6Call of the Prairie
#7Heart of the West
#8Trail Dust
#9Hills of Old Wyoming
#10Texas Trail
#11North of the Rio Grande
#12Hopalong Rides Again
You’re hereBorderland
#14Rustlers' Valley
#15Pride of the West
#16In Old Mexico
#17Partners of the Plains
#18Heart of Arizona
#19The Frontiersmen
#20Bar 20 Justice
#21Cassidy of Bar 20
#22Range War
#23Sunset Trail
#24Silver on the Sage
#25Renegade Trail
#26Law of the Pampas
#27The Showdown
#28Santa Fe Marshal
#29Stagecoach War
#30Three Men from Texas
#31Hidden Gold
#32Outlaws of the Desert
#33Stick to Your Guns
#34Secret of the Wastelands
#35Doomed Caravan
#36In Old Colorado
#37Pirates on Horseback
#38Riders of the Timberline
#39Wide Open Town
#40Twilight on the Trail
#41Border Vigilantes
#42Undercover Man
#43Lost Canyon
#44False Colors
#45Bar 20
#46Colt Comrades
#47Riders of the Deadline
#48Leather Burners
#49Hoppy Serves a Writ
#50Border Patrol
#51Lumberjack
#52Forty Thieves
#53Mystery Man
#54Texas Masquerade
#55The Devil's Playground
#56Fool's Gold
#57Hoppy's Holiday
#58The Marauders
#59Unexpected Guest
#60Dangerous Venture
#61The Dead Don't Dream
#62Sinister Journey
#63Strange Gamble
#64Silent Conflict
#65False Paradise
#66Borrowed Trouble