Leonardo is Missing

Writer

 * David Wise

Character voices

 * Leonardo (Cam Clarke )
 * Donatello (Barry Gordon )
 * Michelangelo  (Townsend Coleman )
 * Raphael (Rob Paulsen )
 * Splinter (Peter Renaday )
 * April O'Neil (Renae Jacobs )
 * Shredder (James Avery )
 * Bebop (Barry Gordon )
 * Rocksteady (Cam Clarke )
 * Krang (Pat Fraley )
 * Car Salesman (Cam Clarke)
 * Speega (Rob Paulsen)

Locations

 * Turtles ' Lair
 * Technodrome
 * Blow Hard Bubblegum Factory
 * Gravel pit
 * Speega's drilling vehicle
 * Sports stadium
 * City streets
 * Catalytic Motor Showroom
 * City Sewers

Vehicles

 * Turtle Van
 * Transport Modules
 * Transport Driller
 * Channel 6 Newsvan

Inventions/devices

 * Turtlecom
 * Com-Link
 * Tracking device
 * Hyper Thruster

Trivia

 * This episode should serve as the season opener as the Technodrome is still trapped in the Arctic ice.
 * Second and final appearance of Krang's holographic cloaker.
 * Two penguins can be seen in the Arctic landscape despite the fact that penguins reside in the Antarctic.

Animation errors

 * When Krang is introducing the components of the Hyper Thruster to Shredder his android's hand flashes from red to flesh coloured when it lifts its arm.
 * When Krang says that he's found the dinosaurs' energy source, his android's hands are flesh coloured.
 * Leonardo replaces Raphael when the three Turtles arrive at the rock quarry, he will be later seen replacing Michaelangelo after they first spot Speega and his friends coming out of their drilling vehicle.

Quotes

 * Shredder: I've had it with your idiotic schemes Krang, From now on I call the shots!!
 * Krang: Don't annoy me Shredder..."I've had a very bad day!!"