Allen Davis

 played the lawyer in the third season episode, "There's Gold in Them Thar Pills" (1967).

Biography
Allen Davis is an actor who appeared in several television series in the 1960s. They include "It's About Time" (1967), "Occasional Wife" (1966), "Ensign O'Toole" (1963), "Channing" (1963), "That Girl" (1969-1970), "I Dream of Jeannie" (1967) and "Bewitched" (1967). He was also in the film "Three on a Couch" (1966).

Source
Allen Davis on the Internet Movie Database. Retrieved on November 17, 2021.