Walker (The Sea Devils)
From Tardis Wiki, the free Doctor Who reference
Parliamentary Private Secretary Walker was a civil servant in the British Ministry. He was sent to the Royal Navy base on Fortress Island to deal with the Sea Devils. He ordered Captain John Hart to launch an attack on their base, just as the the Doctor was trying to negotiate peace with them. (DW: The Sea Devils)
- In the novelisation, he is given the first name of Robert.