Currently available on 2 streaming services.

The Halcyon - watch online: stream, buy or rent

Currently you are able to watch "The Halcyon" streaming on Viaplay, Strim.

Cast

Steven Mackintosh
Richard Garland
Olivia Williams
Lady Priscilla Hamilton
Hermione Corfield
Emma Garland
Jamie Blackley
Freddie Hamilton
Edward Bluemel
Toby Hamilton
Matt Ryan
Joe O'Hara
Kara Tointon
Betsey Day
Mark Benton
Dennis Feldman
Sope Dirisu
Sonny Sullivan