Suggestions by @lukejamesbennett

Fred Flintstone

as Robert Wadlow in Characters golden age stars could have played

Baloo

as Robert Wadlow in Characters golden age stars could have played

FLDSMDFR

as Robert Wadlow in Characters golden age stars could have played

Gus Gorilla

as Robert Wadlow in Characters golden age stars could have played

Coach Bradley Buzzcut

as Robert Wadlow in Characters golden age stars could have played

Genie (Disney)

as Robert Wadlow in Characters golden age stars could have played

Barry Duffman

as Robert Wadlow in Characters golden age stars could have played

Agamemnon (Mr. Peabody & Sherman)

as Robert Wadlow in Characters golden age stars could have played

Steve Barkin

as Robert Wadlow in Characters golden age stars could have played

Turboman (Howard Langston)

as Robert Wadlow in Characters golden age stars could have played

Steve Stronghold

as Robert Wadlow in Characters golden age stars could have played

Jack Fenton

as Robert Wadlow in Characters golden age stars could have played

Launchpad McQuack

as Robert Wadlow in Characters golden age stars could have played

Glamrock Freddy

as Robert Wadlow in Characters golden age stars could have played

Patrick Star

as Robert Wadlow in Characters golden age stars could have played

White Shadow (Turbo)

as Robert Wadlow in Characters golden age stars could have played

Bomb (Black Bomb Bird)

as Robert Wadlow in Characters golden age stars could have played

Bruce (Finding Nemo)

as Robert Wadlow in Characters golden age stars could have played

Vector the Crocodile

as Robert Wadlow in Characters golden age stars could have played

Knuckles the Echidna

as Robert Wadlow in Characters golden age stars could have played