Some parts are so big, they can't be played by just one actor. These aren't stunt doubles, or child actors hauled in for flashback scenes.
We're talking about the times you were looking at one
character that was actually being piloted by multiple people: the beloved robot whose puppeteer had to hand the reins off to a new generation... the beefy Austrian who producers bafflingly didn't realize came with an Austrian accent... the ritzy Harvard cryptotwins played by two actors, but not in the way you'd think
Here are a few times you were watching multiple people the pull the strings of iconic characters: