Whitechapel Guest cast, played by Alex Jennings Episode 1x01: Episode 1 (Feb 2, 2009) Episode 1x02: Episode 2 (Feb 9, 2009) Episode 1x03: Episode 3 (Feb 16, 2009) Episode 2x01: Episode 1 (Oct 11, 2010) Episode 2x03: Episode 3 (Oct 25, 2010)