The Clinic Guest cast, played by Liam Cunningham Episode 3x03: Episode 3 (Oct 9, 2005) Episode 3x04: Episode 4 (Oct 16, 2005) Episode 3x05: Episode 5 (Oct 23, 2005) Episode 3x06: Episode 6 (Oct 30, 2005) Episode 3x07: Episode 7 (Nov 6, 2005)