Dave Havard was the visual effects designer for the Doctor Who television stories Planet of Evil, The Ribos Operation, Shada and Frontios. He was also an uncredited visual effects assistant on The War Games (INFO: The War Games), The Mind of Evil (INFO: The Mind of Evil), The Claws of Axos (INFO: The Claws of Axos), The Mutants (INFO: The Mutants) and The Three Doctors. (INFO: The Three Doctors)