Hopalong Cassidy
Season 2, Episode 21: 3-7-77
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Hoppy frightens an outlaw gang by writing in prominent places the code numbers 3-7-77, the symbol of a band of vigilante terrorists.
All Episodes - Season 2
Episode 1
The Devil's Idol
Episode 2
The Sole Survivor
Episode 3
The Valley Raiders
Episode 4
Twisted Trails
Episode 5
The Last Laugh
Episode 6
The Jinx Wagon
Episode 7
Illegal Entry
Episode 8
Gypsy Destiny
Episode 9
Arizona Troubleshooters
Episode 10
Death by Proxy
Episode 11
Frontier Law
Episode 12
Don't Believe in Ghosts
Episode 13
The Renegade Press
Episode 14
Double Trouble
Episode 15
Copper Hills
Episode 16
New Mexico Manhunt
Episode 17
The Outlaw's Reward
Episode 18
Grubstake
Episode 19
Steel Trails West
Episode 20
Silent Testimony
Episode 21
3-7-77
Episode 22
Masquerade for Matilda
Episode 23
Frame-Up for Murder
Episode 24
The Black Sombrero
Episode 25
The Emerald Saint
Episode 26
Tricky Fingers