Scooby Doo Mystery Incorporated - Season 1 is an Animation, Action, Adventure TV Series whose creators are Joe Ruby, Ken Spears. It was released on 5 Apr. 2010. It stars Frank Welker, Mindy Cohn, Grey DeLisle. The season begins with: The gang has to battle police and parental involvement while trying to solve the mystery of a Slime Mutant who’s trapping his victims in a gelatinous cocoon… What await ahead?