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, … Max Baer Jr., Buddy Ebsen, Raymond Bailey, Donna Douglas, Nancy Kulp, Irene Ryan, William 'Shorty' Young Added on Amazon Prime 2023-05-18. Youtube Trailer