Guy Haines was an advisor to the British Prime Minister and secretly a member of the executive board of the Quantum organization. He appeared in the 2008 film Quantum of Solace played by English actor Paul Ritter.
Haines appears in the 2008 video game adaptation of Quantum of Solace. At the end of the game, he is seen meeting with Mr. White and it is implied that they will both be killed by Bond. Haines is voiced by English actor Adam Godley.