Catastrophe Guest cast, played by Eileen Walsh Episode 1x06: Episode 6 (Feb 23, 2015) Episode 2x06: Episode 6 (Dec 1, 2015) Episode 3x01: Episode 1 (Feb 28, 2017) Episode 3x05: Episode 5 (Mar 28, 2017) Episode 3x06: Episode 6 (Apr 4, 2017) Episode 4x04: Episode 4 (Jan 29, 2019)