Mitch Sebastian (born 1966) is a British theatre director, choreographer and performer. He has been nominated for an Olivier Award and Whatsonstage Award for writing, directing and choreographing The Rat Pack: Live from Las Vegas. He was Artistic Director of Kilworth House Theatre 2005-2015. He won a BAFTA Award as part of the creative team behind the children's animated TV series, Yoko! Jakamoto! Toto!.