The 20 Biggest Celebrity Splits Of 2015

David Alan Grier To Play Homeless Man On 'Glee'

10/27/2010 8:37am EDT

David Alan GrierDavid Alan Grier has signed on to play a singing and dancing homeless man in TV sensation "Glee."
Grier will play the estranged father of Amber Riley's character Mercedes in a three-episode arc.
Grier recently played the Science Dude in an episode of "Bones."



David Alan Grier

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Photo Credits: PR Photos