Seasons & Episodes
EP 1
Episode 1
When Claire starts hearing an incessant rumbling sound, no-one seems able to help – until her student Kyle claims to a
EP 2
Episode 2
Claire and Kyle discover a group of other people who not only can hear the hum but want to embrace it. However, Kyle's m
EP 3
Episode 3
Unable to experience the hum the way the others can, and increasingly guilty about her relationship with Kyle, Claire ha
EP 4
Episode 4
Claire finally loses herself in the hum as the outside world closes in on the group. One last group session ends in trag
Popular Cast
Rebecca Hall
Claire
Ollie West
Kyle
Prasanna Puwanarajah
Paul
Mia Tharia
Ashley
Amr Waked
Omar
Gayle Rankin
Jo
Samuel Edward-Cook
Damian
Karen Henthorn
Emily
Lucy Sheen
Teresa
Franc Ashman
Cassandra
Ian Mercer
Tom
