Trevor Martin
From Tardis Wiki, the free Doctor Who reference
Trevor Martin played a Time Lord in the Doctor Who television story The War Games and an alternative Fourth Doctor in Doctor Who and the Daleks in Seven Keys to Doomsday. He also voiced Kaido, Guard 2, Ungar, the Custodian of the Data Store and Jenhegger in the BBC Radio audio story The Paradise of Death and Professor Capra in the Big Finish Productions audio story Flip-Flop.
