Criminal Defence Barrister UK - Martin McCarthy KC

Expertise in Serious Criminal Cases: Homicide, Drugs, Fraud & Sexual Offences

Martin McCarthy

Martin McCarthy KC is a top criminal defence barrister in the UK, renowned for handling complex and serious criminal cases.

With over 30 years’ experience, he is a leading sexual offence barrister, murder defence barrister, and financial crime barrister, representing clients in high-profile and challenging cases, including homicide, fraud, drugs, human trafficking, money laundering, and serious organised crime.

Regulated by the Bar Standards Board, Martin combines tenacious cross-examination, strategic thinking, and an approachable manner to deliver exceptional outcomes for his clients.

Why Choose Martin McCarthy KC?

Expert Criminal Defence Representation

Contact Martin McCarthy KC today for expert criminal defence advice and representation.

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Expertise in Serious Criminal Cases

Business Crime

General Crime

Homicide

Drugs

Notable Criminal Cases

Martin has been instructed in a number of serious criminal cases in recent years but as a guide, the following cases reflect the type of work Martin undertakes:

Fraud & Money Laundering

Drugs

People Trafficking & Modern Slavery

Homicide

Reported Cases

Sexual Offences

Awards & Accreditations

Why Choose Martin McCarthy KC

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"Martin is a superb criminal defence barrister. He is a wise and considered practitioner who shows great judgement in which battles to pick. He has a delightful court manner which charms judges and juries alike as well as a steely resolve. Martin is a stellar performer who was made for silk robes."

Other Key Lawyer

"Martin is an able advocate who sports good points of law, argues the point well and is clearly an adroit trial tactician."

London Bar

"Martin is absolutely brilliant. He has a really down-to-earth and direct advocacy style that judges and juries really like and is very effective."

Financial Crime UK Bar

"Martin speaks brilliantly and is very well prepared. His cross-examination is excellent because he has such a good tone of voice and deals with witnesses very well."

Crime UK Bar

"Martin is very industrious, sharp and hard-working and he is an all-round first-class counsel."

Crime UK Bar

"Martin is an exceptional practitioner who is the rare combination of a brilliant brain and an excellent advocate. He reads the room and even in the most challenging of cases ensures that the jury and judge are on board with him."

Legal 500 2024 Edition

"Martin McCarthy has an established defence practice across both crime and financial crime. He has experience of serious matters including those relating to people trafficking and terrorism. His cases regularly have cross-border elements."

Chambers and Partners 2024 edition

"Assiduous and extremely organised, his preparation for a case is excellent. He has an unrivalled sense of which direction a case is going once it's underway. He has a very good forensic mind and the ability to dial it up or down in response to the mood of the courtroom"

Chambers and Partners 2024 edition

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