The Nelson family from left: Ozzie, David, Harriet and Ricky 

The family sitcom The Adventures of Ozzie and Harriet, created by Ozzie Nelson, 
began on the CBS radio network on Sunday October 8, 1944 with the final show
airing on NBC Radio June 18, 1954. The Nelsons’ sons, David and Ricky, did not 
join the cast until the radio show’s fifth year on February 20, 1949. Prior to that, 
the two boys were played by professional actors. The original announcer of the
show was Jack Bailey (below). The music was by Billy May and Ozzie Nelson.  

Jack Bailey