Scooby-Doo! Mystery Incorporated

S1 E112010

The Secret Serum

Episode Synopsis

There's a vampire loose in Crystal Cove, terrorizing the residents and stealing an odd assortment of loot. When the gang does some sniffing around, they discover an unlikely suspect… Daphne's MOTHER. Things are already strained within Mystery Inc., and with this latest blow, the gang is truly torn in half. Girls on one side, boys on the other.

Next Episodes

All Seasons

Beware the Beast from Below

Episode 1

Scooby-Doo! Mystery Incorporated

The Secret Serum

Episode Synopsis

Next Episodes

Beware the Beast from Below

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Revenge of the Man Crab

The Song of Mystery

The Legend of Alice May

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Battle of the Humungonauts

Howl of the Fright Hound

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The Shrieking Madness

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Menace of the Manticore

Attack of the Headless Horror

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Dead Justice

Pawn of Shadows

All Fear the Freak

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