The Beverly Hillbillies - Season 4 - Eps 4: The Private Eye
Jethro is a 'double nought' spy waiting for a call from 'M' so he can go on an adventure. Mr Drysdale gives him an office in the bank & Elly May is his secretary. After a visit from two other 'agents' Jethro thinks he's on his way. However the two 'agents' know Jethro's office is above the Bank's Vault & want to break in to it until the double nought spy foils their plan.!
About The Beverly Hillbillies

Title: The Beverly Hillbillies
First Air Date: 1962-09-26
Last Air Date: 1971-03-23
Status: Ended
Rating: 6.8/10 (from 121 votes)
Language: EN
Seasons: 10
Total Episodes: 274
Network: CBS
Genres: Comedy, Family
Production Companies: McCadden Productions, Filmways Television, Filmways Pictures
Synopsis
Jed Clampett's swamp is loaded with oil. When a wildcatter discovers the huge pool, Jed sells his land to the O.K. Oil Company and at the urging of cousin Pearl, moves his family to a 35-room mansion in Beverly Hills, California.
Cast

Buddy Ebsen
Jed "JD" Clampett

Irene Ryan
Granny

Donna Douglas
Elly May Clampett

Max Baer Jr.
Jethro Bodine

Raymond Bailey
Milburn Drysdale

Nancy Kulp
Jane Hathaway