SELECTED CASES
A record before the international courts
Representative matters from a practice spanning the international courts, investment arbitration and advisory work for states. A fuller list of instructions is available on request.
ICJ
Canada and the Netherlands v Syria
Inter-state proceedings under the Convention against Torture concerning the treatment of detainees in Syria, in which the Court ordered provisional measures in November 2023.
COUNSEL
ICC
Amicus curiae brief
Amicus curiae brief filed before the International Criminal Court.
AMICUS
Kosovo SC
Prosecutor v Gucati and Haradinaj
Defence of Nasim Haradinaj, Deputy Chairman of the KLA War Veterans' Association, on charges of offences against the administration of justice arising from the publication of confidential prosecution material. The first case tried to judgment at the Specialist Chambers.
LEAD COUNSEL
Bangladesh
International Crimes Tribunal of Bangladesh
Special Adviser to the Chief Prosecutor of the International Crimes Tribunal of Bangladesh.
SPECIAL ADVISOR
BARRISTER · HEAD OF OUTLINE CHAMBERS
International justice.
Fearless advocacy.
Counsel in landmark proceedings before the world's international courts and tribunals — accountability for the gravest crimes, and strategic advocacy where the stakes are highest.
ABOUT
Barrister Toby Cadman acts in the cases that define international justice — representing states, defendants and victims before the ICJ, the ICC and specialist tribunals, and heading a chambers built for exactly this work.
An international barrister specialising in international criminal and humanitarian law, public international law, extradition and human rights, Toby has appeared in some of the most significant accountability proceedings of the last two decades.
He is Head of Outline Chambers in London, recognised as a leading practitioner by Chambers & Partners and The Legal 500.
ICJ · ICC · Tribunals
Practice before the principal international courts
Ranked leader
Chambers & Partners · The Legal 500
States & individuals
Instructed across multiple jurisdictions
INSIGHTS
Writing, commentary & media
ARTICLE
Not a Pleasant Fiction
An answer from Westminster to the claim that international law has never worked...
ARTICLE
Four Mechanisms, One Test
Bosnia, Kosovo, Bangladesh and Syria, and the question of what makes an atrocity trial credible...
ARTICLE
Honours of State: Ratko Mladić and the Unfinished Business of the Balkans
Ratko Mladić died on 27 August 2026, in a hospital in The Hague, aged 84, serving...
Instruct Toby
Instructions are welcomed from solicitors, foreign lawyers, governments and institutions — and, where appropriate, directly from the public.
EXPERTISE
Areas of practice
A practice built over twenty-five years at the international Bar: before the international courts and tribunals, in cross-border disputes, and as adviser to governments and institutions.
01
International Arbitration
Investor-state and commercial arbitration under ICSID, LCIA, ICC and PCA rules, from claim strategy and jurisdiction through to enforcement and parallel proceedings.
02
International Crime
War crimes, genocide and crimes against humanity before international, hybrid and national war crimes courts, acting for the defence, the prosecution and victims.
03
Public International Law
Inter-state disputes, state responsibility, treaty obligations and human rights litigation before the ICJ, the European Court of Human Rights and the UN mechanisms.
04
Extradition, Interpol & MLA
Extradition defence, mutual legal assistance and challenges to INTERPOL Red Notices and diffusions, particularly where a request is politically motivated.
05
Sanctions
Advice and litigation on international sanctions: designation challenges, licensing, compliance, and the sanctions dimension of cross-border disputes.
06
Crisis Management & Advisory
Strategic counsel to heads of state, governments, institutions and individuals facing legal, political and reputational exposure at the highest level.
FEATURED · A PERSONAL REGISTER
From the Departure Lounge
Dispatches from the road — the view from the tribunal, the airport and the case in front of me. The human counterpart to the courtroom, published on LinkedIn and gathered here.