Rafael Grossi, - Director General, IAEA - BBC HARDtalk

Gitanas Nausėda, President of Lithuania - BBC HARDtalk

Dame Diana Rigg, Actor - BBC HARDtalk 2016

Laura Codruţa Kövesi, EU Chief Prosecutor - BBC HARDtalk

Sam Harris, author and neuroscientist - BBC HARDtalk

António Guterres, UN Secretary General - BBC HARDtalk

Abdalla Hamdok - Prime Minister of Sudan

BBC HARDtalk - Wu'er Kaixi 2020

Nikol Pashinyan - Prime Minister of Armenia - BBC HARDtalk

Sir Angus Deaton, Nobel Prize winning economist - BBC HARDtalk

Ngozi Okonjo-Iweala, Chair, GAVI - BBC HARDtalk

Adam Goodes, former Australian rules footballer - BBC HARDtalk

Husam Zomlot, Head of Palestinian Mission to UK - BBC HARDtalk

Dr Jane Goodall – Founder, The Jane Goodall Institute – BBC HARDtalk

Danny Danon, Israeli Ambassador to the UN – BBC HARDtalk

Ronny Tong - Executive Council, Hong Kong - BBC HARDtalk

Armando Iannucci, writer and director - BBC HARDtalk

Arancha González, Minister of Foreign Affairs, Spain - BBC HARDtalk

Andre Leon Talley, Former Creative Director at US Vogue magazine - BBC HARDtalk

Maria Ressa, Journalist and CEO of Rappler - BBC HARDtalk

Chile Eboe-Osuji, ICC President - BBC HARDtalk

Dr Ian Lipkin, Epidemiologist, Columbia University, New York - BBC HARDtalk

Simon Cheng on Hong Kong protests, China arrest and the "fight for democracy" - BBC HARDtalk

Coronavirus: James Graham on saving theatre, lockdown creativity & Elton John - BBC HARDtalk

Angie Thomas, author, on racism, US police brutality and black representation - BBC HARDtalk (2019)

Coronavirus: Ram Madhav, BJP General Secretary, on India's Covid-19 response - BBC HARDtalk

Coronavirus: Raghuram Rajan, economist, on the economic impact of Covid-19 - BBC HARDtalk

Coronavirus: Rutger Bregman on human nature and Covid-19 - BBC HARDtalk

Sir Rocco Forte, hotelier - BBC HARDtalk

Megan Phelps-Roper on Westboro Baptist Church and "trying to make amends" - BBC HARDtalk (2019)