Graham studied English at Cambridge University and as a student he designed several theatre productions for the Cambridge Footlights before becoming a creative consultant for Ralph Lauren.
Graham is probably best known for his regular appearances on Changing Rooms for the BBC. As a regular designer on the show he is renowned for his understated and sophisticated style. He has also appeared on Channel 4's Party of a Lifetime, Change That on the BBC and The Great House Challenge for Channel 5.
Graham is involved in a wide array of projects outside of television including designs for theatre productions, furniture design and both commercial and private interior design. He regularly contributes to leading interior design magazines and has written many articles on the history of visual design. He has lectured in this field both in this country and the United States.