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) / Joker (voice) / The Trickster (voice)

Billy West
Ebb / Skip Gilroy (voice) / Mr. Peebles (voice)

Phil LaMarr
Caddy / Golf Announcer (voice) / Madds Markson (voice)

John DiMaggio
Talent Agent / Crazy Karl / Baz Bozzington (voice) / Ghost of Abraham Lincoln / ...

Wanda Sykes
Wanda Sykes (voice)

Ian James Corlett
Sherlock Holmes (voice)

Ricky Gervais
Ricky Gervais (voice)

Rachel Kimsey
Wonder Woman (voice)

Penn Jillette
Penn Jillette (voice)

Teller
Teller (voice)

Jaleel White
Steve Urkel / Urkel-Bot (voice)

Jim Gaffigan
Jim Gaffigan (voice)

'Weird Al' Yankovic
'Weird Al' Yankovic (voice)

Sia
Sia (voice)

Kenan Thompson
Kenan Thompson (voice)

Kevin Conroy
Batman (voice)