This is definitely not just one of the better Monty Tully thrillers but also one of William Hartnell's more characterful performances as we retro-fit a murder conviction. We know "Masterick" has been charged and convicted of murder, but has luckily been spared the black hat. Now, fifteen years later and released from His Majesty's hospitality, he decides to prove his innocence. He's been away for quite a while so picking up this very cold trail isn't going to be easy, especially as his former wife "Doris" (Chili Bouchier) hasn't exactly been hanging around for him. The commutation of his…