tv/ movies: Who played the 'Rifleman' in the series?

Questions

On This Day In January 1964 - The Beach Boys ______ "Fun Fun Fun.".?

On This Day In January 1966 - The final episode of "The Adventures of Ozzie & ______ " (with Rick Nelson) was filmed.?

On This Day In January 1967 - Gary Lewis (______ ) was drafted into the U.S. Army.?

On This Day In January 1967 - Sonny and Cher were barred from the Tournament of Roses in______ , CA, for their support of the Sunset Strip rioters.?

On This Day In January 1968 - The Blue ______ changed the name of their band to Creedence Clearwater Revival.?