20x20: Second Opinion
21x02: The Stories We Leave Behind
21x04: Left Unsaid
21x06: Strange Invaders
21x07: A Thousand Yards
21x10: Reef Madness
22x01: Empty Nest
22x02: Foreign Bodies
22x03: The Trouble with Hal
22x04: Sticks & Stones
22x05: In from the Cold
22x06: Knight and Day
22x07: Hardboiled
