Waterloo Road Guest cast, played by Jason Milligan Episode 11x07: Episode 7 (Jan 3, 2023) Episode 12x01: Episode 1 (May 16, 2023) Episode 12x02: Episode 2 (May 16, 2023) Episode 12x05: Episode 5 (May 16, 2023) Episode 12x06: Episode 6 (May 16, 2023)