Suggestions by @theryanreynoldsfan

Bill Hader

as Huckleberry hound in Hanna-Barbera’s Crazy Nights

Don Messick

as Snorky in Hanna-Barbera’s Crazy Nights

Carlos Alazraqui

as Bingo in Hanna-Barbera’s Crazy Nights

Bill Farmer

as Drooper in Hanna-Barbera’s Crazy Nights

Jim Cummings

as Fleegle in Hanna-Barbera’s Crazy Nights

Frank Welker

as Scooby doo in Hanna-Barbera’s Crazy Nights

Matthew Lillard

as Shaggy Rogers in Hanna-Barbera’s Crazy Nights

Linda Cardellini

as Velma Dinkley in Hanna-Barbera’s Crazy Nights

Sarah Michelle Gellar

as Daphne Blake in Hanna-Barbera’s Crazy Nights

Freddie Prinze Jr.

as Fred Jones in Hanna-Barbera’s Crazy Nights

Frank Welker

as Astro in Hanna-Barbera’s Crazy Nights

Mara Wilson

as Rosie the robot in Hanna-Barbera’s Crazy Nights

Gabriel Bateman

as Elroy in Hanna-Barbera’s Crazy Nights

Sunny Sandler

as Judy jetson in Hanna-Barbera’s Crazy Nights

Elizabeth Olsen

as Jane jetson in Hanna-Barbera’s Crazy Nights

Seth MacFarlane

as George jetson in Hanna-Barbera’s Crazy Nights

Jackie Sandler

as Wilma flintstone in Hanna-Barbera’s Crazy Nights

Sadie Sandler

as Pebbles flintstone in Hanna-Barbera’s Crazy Nights

Adam Sandler

as Fred Flintstone in Hanna-Barbera’s Crazy Nights

Bobby Moynihan

as Snagglepuss in Quickdraw!