Scooby-Doo and Guess Who?

Frank Welker Fred Jones / Scooby-Doo (voice)

Matthew Lillard Shaggy Rogers (voice)

Grey DeLisle Daphne Blake (voice)

Kate Micucci Velma Dinkley (voice)

Mark Hamill Mark Hamill (voice)

Billy West Mr. Peebles (voice)

Phil LaMarr Caddy / Golf Announcer (voice)

John DiMaggio Talent Agent / Crazy Karl / Baz Bozzington (voice)

Wanda Sykes Wanda Sykes (voice)

Ian James Corlett Sherlock Holmes (voice)

Ricky Gervais Ricky Gervais (voice)

Rachel Kimsey Wonder Woman (voice)