The long-mentioned but never-seen Lord "Monty" Montague finally makes his debut, played by Alexander Hanson, providing a resolution to the subplot regarding the couple’s strained marriage.
This episode brings back almost every major recurring character, including Sid Carter , Bunty Windermere , and the master thief Hercule Flambeau . Father Brown s09e09-10
The season finale is a lavish, star-studded affair set during a New Year’s Eve masked ball that doubles as a celebration of the show’s legacy. played by Alexander Hanson
Reviewers from IMDb and Taking the Short View noted the episode’s "final" feel, featuring a poignant firework display and a "curtain call" for the main cast. including Sid Carter