A Pup Named Scooby-Doo studio after the first season. "A Pup Named Scooby-Doo" is the final television series in the franchise in which Don Messick portrayed Scooby-Doo before his death in 1997, and one of the few in the franchise in which someone other than Frank Welker voiced the character of Fred Jones (child actor Carl Steven took on the role for this series; Welker voiced other bit roles in the series, including as Fred's uncle). Messick and Casey Kasem, the latter of whom voiced Shaggy Rogers, were the only two voice actors from other "Scooby-Doo" series to reprise their roles, and both received
Be Cool, Scooby-Doo! version." However, he denied it as "a campy or meta version" of "Scooby-Doo". This marks the first "Scooby-Doo" television series not to feature Casey Kasem in any capacity; Kasem, who voiced Shaggy from 1969 to 2009, retired from voice acting due to declining health during the production of "Mystery Incorporated" and died on June 15, 2014. Kasem's death leaves Frank Welker as the only remaining original cast member still with the franchise. It is also the first series since "A Pup Named Scooby-Doo" where Velma is voiced by an actress other than Mindy Cohn. "Be Cool, Scooby-Doo!" made its global