Suggestions by @scarecrow13

Tara Strong

as Voice Actresses in The Most Funny People

James Cameron

as In dreams in Who I have met

Clint Eastwood

as Real people in My impressions

Roz (Monsters, Inc.)

as Fictional Characters in My impressions

Tom Waits

as Real people in My impressions

Johnny Depp

as Real people in My impressions

Jesse Ventura

as Real people in My impressions

Bob Dylan

as Singing Voice in My impressions

Christopher Lloyd

as Real people in My impressions

Cat Stevens

as Singing Voice in My impressions

Meat Loaf

as Singing Voice in My impressions

Stephen Hawking

as Real people in My impressions

WALL-E (Disney Character)

as Fictional Characters in My impressions

Blastoise

as Fictional Characters in My impressions

Charmander

as Fictional Characters in My impressions

Bulbasaur

as Fictional Characters in My impressions

Jigglypuff

as Fictional Characters in My impressions

Pikachu

as Fictional Characters in My impressions

Ringo Starr

as Real people in My impressions

Gary Sinise

as Real people in My impressions