Harper's Island Guest cast, played by David Lewis Episode 1x01: Whap (Apr 9, 2009) Episode 1x02: Crackle (Apr 16, 2009) Episode 1x03: Ka-Blam (Apr 23, 2009) Episode 1x04: Bang (May 2, 2009) Episode 1x05: Thwack (May 9, 2009) Episode 1x06: Sploosh (May 23, 2009) Episode 1x08: Gurgle (Jun 6, 2009)