Mr. Graham practises almost exclusively in The High Court of Justiciary. Calling in 2002, he has consistently enjoyed one of the busiest High Court trial practices of the Criminal Bar, conducting around 30 trials annually.
He was appointed Queen’s Counsel in 2017 having been regarded as "Senior Junior" Counsel for a number of years prior. He appears regularly in the Appeal Court, at Fatal Accident Inquiries, and has appeared before the Judicial Committee of the Privy Council and the Judicial Committee of the General assembly of The Church of Scotland.
He has an enviable knowledge of forensic medicine and science, as well as of physics and mechanical engineering.
As an ad hoc Advocate Depute he has prosecuted crimes involving significant violence, sexual offences, robbery, firearms offences, and drugs.
In relation to media law, Mr. Graham has been instructed over many years by national newspapers and press agencies providing pre-publication advice.