You can watch Monday's Tonight with Andrew Marr in full here.
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Andrew Marr was joined by:
Natasha Clark - LBC's Political Editor.
Madeleine Sumption - Director of the Migration Observatory at the University of Oxford.
Hein de Haas - Director of the International Migration Institute and author of 'How Migration Really Works: A Factful Guide to the Most Divisive Issue in Politics'.
Andrew Bowie - Energy Minister and Conservative MP for West Aberdeenshire and Kincardine.
Sam Kiley - Veteran International and Foreign Affairs Correspondent.
Dr Ghassan Abu-Sittah - Plastic and Reconstruction Surgeon and Founding Member of INARA who has just returned from a voluntary mission in Gaza with Doctors without Borders.
Dr Jim Down - Intensive Care Consultant.
Victoria Hislop - Author who was granted honorary Greek citizenship for promoting modern Greek history and culture.