Overview
Young Anthony Pendrell plays the precocious son of Scotland Yard inspector Norman Shelley. Pendrell's efforts to emulate his father usually results in nothing but irritation for his elders. But when a boarding house becomes the headquarters for a criminal gang, it is Pendrell who cracks the case.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 26 | July 10, 2009 (83) | |
 | 35 | November 8, 1979 (63) | |
 | 38 | May 7, 1986 (72) | |
 | 41 | August 19, 1974 (63) | |
 | 48 | August 22, 1980 (77) | |
 | 39 | November 15, 1983 (71) | |
| 24 | 97 | |
 | - | - |