The groups consider how they feel about the current levels of immigration.
Even through lockdown boatloads of refugees made the dangerous crossing by boat to the UK.
Polish writer Agata Pyzik on what she sees as prejudice against eastern European migrants.
Could a more relaxed policy on immigration help the developing world more than state aid?
With concern over illegal immigrants and returning extremists, how secure are UK borders?
Winifred Robinson investigates changes to border controls in the wake of election results.
An investigation into refugees crossing the Channel illegally and those profiting from it.
Exploring the bussing of immigrant children to predominantly white schools in the 1960s.
The turbulent years from 1968 to 1976 for South Asians in Britain.
Mukul Devichand seeks to see the UK through the eyes of those who have recently arrived.
Mukul Devichand asks how millions of newcomers are fitting in to British society.
Mukul Devichand asks if Britain is a place where foreigners with a dream can make it.
Early pioneers to Britain from the Indian subcontinent in conversation with their children
David Goodhart investigates the ideological forces behind mass immigration.
Owen Bennett-Jones meets Syrian refugees in Bradford.
Elinor Goodman examines the complex identity of England's Gypsies.
Simon Cox investigates whether UK borders are safe and secure.
The programme looks at who is eligible for a visa to live or work in the UK.
Sally Magnusson and Nick Barratt explore the roots of Britain's immigrant families.
Chris Morris asks what will happen to immigration after Brexit.
The impact changing levels of immigration could have on the economy.
Residents of Birmingham discuss the impact of mass migration on community life in Britain.
What are the political decisions and trends which led to record immigration to the UK?
Journalist Lainy Malkani shakes off the invisibility of being Indo-Guyanese in Britain.
Grace Dent presents a series documenting the untold dramas of 21st-century Britain.
Angus Crawford reports on children who go missing after arriving alone in the UK.
Facing massive job cuts, will the Border Agency be able to protect the UK's frontiers?
Investigating claims that new immigration rules have made it easier to play the system.
Jenny Cuffe asks if the policy of preserving jobs for British workers is being undermined.
Could hundreds of thousands of EU citizens be living in Britain illegally after Brexit?