Clare's relentless hunt for the leak in Barton pays off, while Cam wrestles with his conscience over the beaten detainee. Sofie uncovers an ambitious escape plan, and Mina tries to support her grief-stricken father.

• Elise McCredie
• Tony Ayres
• Cate Blanchett

• Claude Jabbour
• Yvonne Strahovski
• Asher Keddie