Scooby-Doo!: The Great Mystery of WOOHP

 is the twenty-eighth in a series of direct-to-video films based upon Hanna-Barbera's Scooby-Doo Saturday morning cartoons, and also based on the cartoon series, Totally Spies. It was released on DVD and Digital HD on February 20, 2019.

Synopsis
When Mystery Inc. has become the agents of WOOPH they have to help Sam, Clover, and Alex save the day from bad guys, and solve the mystery of a mysterious phantom called The Hooded Crook.

Plot
TBA

Characters
Main characters:
 * Mystery Inc.
 * Scooby-Doo
 * Shaggy Rogers
 * Fred Jones
 * Daphne Blake
 * Velma Dinkley

Other characters: Villains:
 * The W.O.O.H.P. Agents
 * Sam
 * Alex
 * Clover
 * Jerry Lewis
 * Martin Mystery (cameo;flashback)
 * Ice Solina
 * Jazz Hands
 * Logan Jay
 * Dr. Grey
 * Stacy
 * Granny
 * The Hooded Crook
 * Muffy Peprich
 * Yves Mont Blanc
 * Shirley
 * Violet Vanderfleet
 * Vanity
 * Willard
 * Manny Wong
 * Bonita Bikham
 * Milan Stilton

Locations

 * Beverly Hills
 * Mali-U
 * WOOHP

Objects

 * Pizza
 * Cupcakes
 * Burgers
 * WOOHP gadgets

Vehicles

 * Mystery Machine
 * WOOHP car

Notes/trivia

 * The Spies recall many of their adventures from several episodes as flashbacks
 * W.O.W.
 * Evil Hair Salon
 * Evil Pizza Guys
 * Totally Mystery Much?
 * Ski Trip
 * Evil Heiress Much?
 * Evil Ice Cream Man Much?
 * Return of Geraldine
 * WOOHPersize Me!

Home media

 *  (DVD) DVD released by Warner Home Video on February 20, 2019.

Quotes

 * Jerry Lewis: Hello, Mystery Inc.