Trivia: Johanna is played by Cheryl Stoppelmoor - who is today known as Cheryl Ladd.
Trivia: The scene of the spooky castle on the rocky shore was used in episodes of "Gilligan's Island" featuring Vito Scotti as mad scientist Boris Balinkoff.
Lady, You Don't Look Eighty - S1-E13
Trivia: Caroline Ellis (Joy) references her actual birthday of October 12 when she complains the boys forgot it.
Trivia: Mary Tyler Moore was very concerned about the fashion appearing on the show, if the hemline changed in Paris then a scene would be shot over again with the hemline of the dress/skirt changed accordingly.
Kitten Kong - S2-E7
Trivia: When Tim is being dragged along by the cat a bit of a brown something appears. He said in an interview that this was a long stop motion sequence. During filming a small dog ran through the shot and relieved itself right in his way. Because being stop motion it would have taken too long to re-shoot the scene, Tim volunteered to be dragged into and smeared over the mess, for the sketch.