S.W. S25 E01-02. History.

First broadcast 23rd/24thy May 2022.

Sam Ryan recruits the Lyell team to investigate the assassination of the health secretary, but Nikki is unsure whether Sam knows more than she's letting on.

Emilia Fox - Dr. Nikki Alexander
David Caves - Jack Hodgson
Genesis Lynea - Dr. Simone Tyler
Amanda Burton - Professor Sam Ryan
Emma Beattie - Alice Reynolds
Gaia Wise - Jo Reynolds
Hugh Quarshie - Jomo Mashaba
Díana Bermudez - Rosa Hernandez
Gina Bramhill - Fiona Mashaba
Lloyd Everitt - David Mashaba
David Leon - Oscar Harris
Ian Puleston-Davies - DSU Ronnie Boyle
Shireen Farkhoy - DS Martine Chalal
Tom Benedict Knight - Dan Clemence
Stephen Donald - Charles Black
Jacqueline Oceane - Assassin #1
Will Bowden - Assassin #2
Matthew Gravelle - Tom Faulkner
Andrea Michele Adams - Unitas Press Conference Attendee
Manoj Anand - Unitas Press Conference Attendee
Bobby Bedi - Unitas Press Conference Attendee
Christine B. Blyth - Unitas Press Conference Attendee
Darryl Bradford - Unitas Press Conference Attendee
Lee Goode - Unitas Press Conference Attendee
Michelle Jeffers - Unitas Press Conference Attendee
Jatinder Rehal - Unitas Press Conference Attendee
Adrian Dobson - Hotel Doorman
Shaun Maddocks - Police Officer PC2189
Dave Simon - Cam Raman
Gediminas Adomaitis - Andrei Karpov
Diane Axford - Mary Butcher
Vera Horton - Sonia Karpov
Ian Puleston-Davies - DSU Ronnie Boyle