who is tommy rettig?
Tommy Rettig. Thomas Noel Rettig, known as Tommy Rettig (December 10, 1941 â February 15, 1996), was an American child actor, computer software engineer, and author. Rettig is remembered for portraying the character Jeff Miller in the first three seasons of CBS's Lassie television series, from 1954 to 1957, later seen in syndicated re-runs as Jeff's Collie.