The Case of the Sun Bather's Diary - S1-E17
Character mistake: The reporter over the radio says Arlene Dowling is accused of murdering Frank Ballard, but the name of the murdered guy is George Ballard. Frank is her imprisoned father, Frank Dowling. (00:43:50)
The Case of the Wandering Widow - S4-E6
Character mistake: As Mr. Morgan (Dean Harens) is being examined by the prosecutor he's also sitting in the gallery.
The Case of the Cheating Chancellor - S9-E4
Character mistake: Paul Drake tells Perry the "speedometer mileage" of a murdered man's automobile is 63,192. Speedometers do not show mileage. He meant to say "odometer."