Celebrities Express Condolences After R2-D2 Actor Kenny Baker Dies

— -- The man who portrayed R2-D2 in the "Star Wars" franchise, Kenny Baker, died Saturday. The 3-foot 8-inch actor was 81.

The actor's agent, Johnny Mans, told ABC News that Baker died after a "long illness" and was found by his nephew Drew Myerscough inside his home, located in England.

"Kenny was truly a great friend, one of the nicest guys you could ever wish to meet and a fabulous and talented performer," Mans said in a statement. "He was a one-off. There will never be another Kenny Baker."

Baker's fans, including many celebrities, are also expressing their grief and sharing their condolences via social media. Here's who is remembering the beloved actor online: