What's New, Scooby-Doo?, is an American animated sitcom mystery comedy series produced by Warner Bros., and is the first television series in the franchise in  Grey DeLisle, portrayed the voices of who?
What's New, Scooby-Doo?:  It is the first television series in the franchise in which Frank Welker, Grey DeLisle and Mindy Cohn respectively portrayed the voices of Scooby-Doo, Daphne and Velma; and the final one in which Casey Kasem portrayed Shaggy, having originally quit the role following a dispute regarding the portrayal of the character. Grey DeLisle: Erin Grey Van Oosbree (born August 24, 1973), credited as Grey DeLisle ( ) and Grey Griffin, is an American voice actress and singer-songwriter.
Scooby-Doo