Katherine and Anya make a determined push to get to the bottom of the Laura Fraser case once and for all, hatching a plan to get the DNA evidence they desperately need. Bancroft plans and executes a massive sting operation against Athif Kamara, but all doesn’t go smoothly. Bancroft is forced to reveal carefully-kept secrets about her past, and finally we find out what really happened to Laura Fraser – and why.

• Kate Brooke

• Lee Boardman
• Steve Evets
• Art Malik