Suggestions by @devlinclements

FAKE

as Laurence Olivier in Roles That Actors / Actresses Were ALMOST Casted

Carl (Ice Age)

as Bryan Cranston in Roles That Actors / Actresses Were ALMOST Casted

Oscar (Ice Age)

as Christian Slater in Roles That Actors / Actresses Were ALMOST Casted

Soto (Ice Age)

as Pierce Brosnan in Roles That Actors / Actresses Were ALMOST Casted

Sid (Ice Age)

as Nathan Lane in Roles That Actors / Actresses Were ALMOST Casted

Commander Vachir

as Keith David in Roles That Actors / Actresses Were ALMOST Casted

Zeng (Kung-Fu Panda)

as Matthew Perry in Roles That Actors / Actresses Were ALMOST Casted

Master Mantis

as James Franco in Roles That Actors / Actresses Were ALMOST Casted

Master Crane

as Sean Hayes in Roles That Actors / Actresses Were ALMOST Casted

Master Shifu

as Ben Kingsley in Roles That Actors / Actresses Were ALMOST Casted

Master Po Ping

as John C. Reilly in Roles That Actors / Actresses Were ALMOST Casted

Sarge (Toy Story)

as J.K Simmons in Roles That Actors / Actresses Were ALMOST Casted

Sid Phillips

as Elijah Wood in Roles That Actors / Actresses Were ALMOST Casted

Rex (Toy Story)

as Brad Garrett in Roles That Actors / Actresses Were ALMOST Casted

Mr. Potato Head & Mrs. Potato Head

as John Mahoney in Roles That Actors / Actresses Were ALMOST Casted

FAKE

as Val Kilmer in Roles That Actors / Actresses Were ALMOST Casted

Woody (Toy Story)

as Ted Danson in Roles That Actors / Actresses Were ALMOST Casted

The Coachman

as Boris Karloff in Roles That Actors / Actresses Were ALMOST Casted

IO (Escape From Planet Earth)

as Wanda Sykes in Roles That Actors / Actresses Were ALMOST Casted

Thurman (Escape From Planet Earth)

as Neil Patrick Harris in Roles That Actors / Actresses Were ALMOST Casted