The Saint S4 E10 A Better Mousetrap (1966) Roger Moore, Alexandra Stewart, Madge Ryan

The Saint is in the South of France and is the chief suspect following a spate of jewel robberies from the rooms of hotel guests. The actual thieves hope to incriminate the Saint by planting some of the loot in his room but one of them falls from the balcony to his death. Not convinced of the Saint s innocence the local police chief has the Saint tailed by the inept Alphonse, whom he enjoys eluding. Natalie, whose employer was one of the robbery victims, teams up with the Saint to discover that the mastermind behind the thefts is not at all whom they expected.