Overview
Hoppy, California and Johnny partner up with brother and sister ranch owners, two of several who are having their access to water blocked by a dam owned by a greedy merchant in town, who is intent on driving them out and taking their land for himself.
Cast
- William Boyd as Hopalong Cassidy
- Andy Clyde as California Carlson
- Jay Kirby as Johnny Travers
- Teddi Sherman as Lucy Whitlock
- George Reeves as Lin Whitlock
- Victor Jory as Jeb Hardin
- Douglas Fowley as Joe Brass
- Earle Hodgins as Wildcat Willie
- Herbert Rawlinson as Rancher Varney
- Robert Mitchum as Dirk Mason