On vacation in the Scottish Highlands to visit his Uncle Michael (with Sally and Mildred in tow; Enright comes over later), Mac walks onto the grounds of the McMillan castle and shouts for Uncle Michael. The response is a rifle shot. Mac rushes in and finds Uncle Michael's lawyer and his housekeeper, who are trying to break into the "keep" which Uncle Michael uses as an office. Uncle Michael is dead on the floor, shot through the head with a rifle lying beside him. All the evidence points to suicide, but Mac won't believe it -- especially when two men run away from the castle on consecutive nights. Mac finds that the McMillan family has a centuries-long feud with the neighboring MacCready family, dating back to when a McMillan soldier caught a MacCready hiding in a secret passage on the eve of a battle -- and walled him in alive. The lawyer and several others in the case are MacCreadys, and perhaps one of them decided to finish the feud. Uncle Michael's irresponsible grandson soon ... Written by
Did You Know?
For this episode and others in the third season, Associate Producer William F. Phillips' name, which would ordinarily be printed in large type on a card right after those of the supporting actors, is the last name on the last card (there are five names) in very small type. (The credit appears in normal position and size when Tony Kiser takes over the following season.) See more