Robert "Rob" Rackstraw is a British voice actor who is best known for his roles as Scoop, Muck, Roley, Travis and Spud (UK; Spud, UK/US) in the British HiT Entertainment children's television series, Bob the Builder (classic version), Campion in Watership, Professor Professor in The Secret Show, and James (US) and Toby (UK), Etienne (UK/US), Axel, (UK/US), Donald (UK/US), Stanley (UK/US), Flynn (UK/US), Raul (UK/US), Monty (UK/US), and many other characters in Thomas & Friends.

For Disney, he currently voices Kwazii the Cat in the Disney Junior children's television series The Octonauts.

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