Catalyst
Series 18
Episodes
Episode 1
Aug 15, 2017
Episode 2
Aug 22, 2017
Episode 3
Aug 29, 2017
Episode 4
Sep 5, 2017
Episode 5
Sep 12, 2017
Episode 6
Sep 19, 2017
Episode 7
Sep 26, 2017
Episode 8
Oct 3, 2017
Episode 9
Oct 10, 2017
Episode 10
Oct 17, 2017
Episode 11
Oct 24, 2017
Episode 12
Oct 31, 2017
Episode 13
Jan 30, 2018
Episode 14
Feb 6, 2018
Episode 15
Feb 13, 2018
Episode 16
Feb 20, 2018
Episode 17
Feb 27, 2018