Currently available on 2 streaming services.

Streaming, rent, or buy Scooby-Doo and Guess Who? – Season 1:

Currently you are able to watch "Scooby-Doo and Guess Who? - Season 1" streaming on Max or buy it as download on Microsoft Store.

Cast

Frank Welker
Fred Jones / Scooby-Doo (voice)
Matthew Lillard
Shaggy Rogers (voice)
Grey DeLisle
Daphne Blake (voice)
Kate Micucci
Velma Dinkley (voice)