(For the Swansea rugby captain, see Frank Gordon (rugby player).) Sir Frank Gordon is a fictional character in the 1980s British sitcom Yes Minister and its sequel Yes, Prime Minister. In the universe of the show, he is Assistant Secretary to the Treasury and later the Permanent Secretary to the Treasury. He was portrayed by Peter Cellier. Sir Frank makes his first appearance in the Yes Minister episode "The Quality of Life," gleefully listening to Sir Humphrey Appleby's machinations against the latter's minister, Jim Hacker.