In 1947, Jews are out on the streets celebrating the British withdrawal from Palestine and in Haifa, the exodus of Arabs has started and Len is worried about the safety of Mohammed and his family and Erin discovers her grandfather's shame. Erin refuses to give up her quest to find Mohammed's family, even when it takes her on a dangerous journey into Gaza.

• Peter Kosminsky

• Claire Foy
• Perdita Weeks
• Pip Torrens