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A Good Medium is Rare


Good medium

The New Scooby-Doo Movies
Episode # 106
US Air date October 14, 1972 (CBS)
Directed by William Hanna
Joseph Barbera
Previous episode

Guess Who's Knott Coming to Dinner

Next episode

Sandy Duncan's Jekyll and Hyde

A Good Medium is Rare is the sixth episode of the first season of The New Scooby-Doo Movies.


When the kids return a lost dog to her owner, Phyllis Diller, they learn that someone is trying to trick her out of her jewels. Does it have something to do with Madame Zokar and the Magic Mansion?


Insert details here.


Main characters:

Supporting characters:


  • Magic Mansion Phantoms (single appearance)(Alberto and his accomplice's disguises)
    • Alberto (single appearance)
    • Alberto's accomplice
  • Gargoyle (Alberto or his accomplice) (single appearance)(no lines)(disguise)

Other characters:

  • Phyllis Diller's poodle (single appearance)(no lines)
  • Guard (single appearance)
  • Bridge operator (single appearance)
  • Phyllis Diller's neighbor (single appearance)
  • Cat (single appearance)(no lines)
  • Police officer (single appearance)(no lines)



  • TBA



Suspect Motive/reason
Lucas Strange manner. Took an interest on Phyllis Diller's jewels.
Mysto Acted suspiciously. Also took an interest on Phyllis Diller's jewels.
Alberto Suspicous manner. Also took an interest on Phyllis Diller's jewels.
Madame Zokar Supposedly called out the spirit of Phyllis Diller's first husband which revealed the location of her jewels.


Culprit Motive/reason
Alberto and his accomplice as the Magic Mansion Phantoms To steal Phyllis Diller's jewels.


Don Messick Scooby-Doo
Bridge operator
Casey Kasem Shaggy Rogers
Frank Welker Fred Jones
Heather North Daphne Blake
Nicole Jaffe Velma Dinkley
Phyllis Diller Herself
John Stephenson Mysto
Joan Gerber Madame Zokar

Full credits

The following credits are how they are seen on-screen (or as close as possible).


  • The episode is a pun on how one can cook meat, usually steak.
  • Phyllis Diller was actually married two times, to Sherwood Diller (m. 1939-1965), and Warde Donovan (m. 1965-1975). She was married to her second husband when she appeared in this episode.
  • Ms. Diller passed away on August 20, 2012.

Animation mistakes and/or technical glitches

  • Shaggy's shirt is colored grey and his neck as Daphne's hair when the mYstery Machine drives to the Magic Mansion.
  • Shaggy and Scooby try to squeeze in the Mystery Machine from its closed door when the shot is from the inside.
    • Also when Shaggy gets scared by the giant spider on the wheel, his head goes through the car roof.

Inconsistencies/continuity errors and/or goofs/oddities

  • It was never revealed who the Gargoyle was.

In other languages

Language Name Meaning
Hungarian Ritka a jó médium A Good Medium is Rare

Home media

  • Due to most likely expensive royalties owed to Ms. Diller (her estate as of 2012) in lending her likeness and voice to a fictionalised version of herself, Warner Home Video are unable to release this episode onto DVD.


Previous episode: Series: Next episode:
Guess Who's Knott Coming to Dinner The New Scooby-Doo Movies
Season 1
Sandy Duncan's Jekyll and Hyde

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