Suggestions by @maxcarter

Little Godzilla

as Bruce Reitherman in Modern Characters as Classic Actors

All Might

as Thrul Ravenscoft in Modern Characters as Classic Actors

M. Bison

as Thrul Ravenscoft in Modern Characters as Classic Actors

Megatron

as Thrul Ravenscoft in Modern Characters as Classic Actors

Big Mac (TUGS)

as Thrul Ravenscoft in Modern Characters as Classic Actors

Pete (The Little Engine that Could)

as Thrul Ravenscoft in Modern Characters as Classic Actors

Gordon (Thomas and Friends)

as Thrul Ravenscoft in Modern Characters as Classic Actors

King Kong

as Thrul Ravenscoft in Modern Characters as Classic Actors

Peter Sam

as Paul Frees in Modern Characters as Classic Actors

MechaGodzilla

as Paul Frees in Modern Characters as Classic Actors

Mothra (Mosura)

as Adriana Caselotti in What characters would you like to hear voice actors voice?

Rodan (Radon)

as Cesar Romero in Modern Characters as Classic Actors

Mothra (Mosura)

as Adriana Caselotti in Modern Characters as Classic Actors

King Ghidorah (Kingu Gidora)

as Hans Conried in Modern Characters as Classic Actors

Oogie Boogie

as Cab Calloway in Modern Characters as Classic Actors

King Kong

as Cab Calloway in Modern Characters as Classic Actors

Dr. Facilier (The Shadow Man)

as Cab Calloway in Modern Characters as Classic Actors

Godzilla (Character)

as George Sanders in Modern Characters as Classic Actors

Vivien Leigh

as Ruby in Railways of Fantasyland and Fairytale Series: In The Golden Age Of Hollywood

Betty Grable

as Gewn in Railways of Fantasyland and Fairytale Series: In The Golden Age Of Hollywood