Merlin | Dino Merlin | Rolls-Royce Merlin | Merlin (wizard) | Merlin (TV series) | Merlin Olsen | Merlin Hanbury-Tracy, 7th Baron Sudeley | Merlin (film) | Merlin Entertainments | Merlin (bird) | MERLIN | Merlin's Shop of Mystical Wonders | Merlin Mann | Leroy Merlin | Antoine Christophe Merlin | Supermarine Spitfire (late Merlin powered variants) | Prophecy of Merlin | Operation Merlin | Merlin Stone | Merlin's Hill | Merlin Santana | Merlin's | Merlin (musical) | Merlin Mann's | Merlin (literary magazine) | Merlin Kaggs | Merlin Holland | Merlin Donald | List of Rolls-Royce Merlin variants | John Merlin Powis Smith |
He was the central character in three sitcoms: Doc, which ran on CBS from 1975–77, where he played a physician; Mr. Merlin, in which he played Merlin, a magician mentoring a 20th-century teenager; and The Cavanaughs, co-starring Christine Ebersole, in which he played the family patriarch (Art Carney played his brother, and Glynis Johns made guest appearances).