7x19: Appearances
7x17: Brainstorm
7x16: The Queen's Message
7x15: In on the Act
7x14: Substitute
7x13: Peace and Quiet
7x11: What the Butler Saw
7x10: Playing with Trains
7x09: Sons and Lovers
7x08: Friendly Fire
7x07: The Family Way
7x06: Fool for Love
7x05: Leaving Home
7x04: Closing Ranks
7x03: Small Beer
7x02: Pig in the Middle
6x16: Old Friends
6x15: Bygones Be Bygones
6x14: The Best Laid Plans