Foxes are mysteriously disappearing from fox farms and Agent Don has been sent to investigate. Brad and Pete are the culprits and they are using a dog that can climb the security fence to steal the foxes. Don brings a dog with him and when Carol sees a dog stealing a fox, she accuses Don.
| Actor | Role |
|---|---|
| RRin-Tin-Tin IIIRinty | Rinty |
 Dennis MooreDon Brady | Don Brady |
 Luana WaltersCarol Dean | Carol Dean |
 Tom LondonLarry Dean | Larry Dean |
 Ted AdamsFrank Lewis | Frank Lewis |
 Mae BuschMae Barton | Mae Barton |
 George ChesebroBrad Colby | Brad Colby |
 Jimmy AubreyPete Ellis | Pete Ellis |
 Bud OsborneClem | Clem |
 George MorrellCaptain Dwyer | Captain Dwyer |
 Martin SpellmanBuddy | Buddy |
 Frank LaRueThe Chief | The Chief |
 Carl MathewsGuard | Guard |