Sandra Oh (Eve Polastri), Jodie Comer (Villanelle), Fiona Shaw (Carolyn Martens), Kim Bodnia (Konstantin Vasiliev), Nina Sosanya (Jess), Harriet Walter (Dasha Duzran), Sean Delaney (Kenny Stowton) more..., Gemma Whelan (Geraldine), Turlough Convery (Bear), Owen McDonnell (Niko Polastri), Danny Sapani (Jamie), Steve Pemberton (Paul), Edward Bluemel (Hugo), Camille Cottin (Hélène), Kirby Howell-Baptiste (Elena Felton), Robert Gilbert (Yusuf), Anjana Vasan (Pam), Natallia Bulynia (Yula)

Laura Neal (Executive Producer), Lynn Horsford (Post Production Producer), Lynn Horsford (Co-Executive Producer), Gina Mingacci (Executive Producer), Damon Thomas (Executive Producer), Sandra Oh (Associate Producer), Lee Morris (Executive Producer) more..., Sally Woodward Gentle (Executive Producer), Luke Jennings (Author), Phoebe Waller-Bridge (Creator), Sandra Oh (Executive Producer), Sophie Joseph (Production Secretary), Lenka Dobranska (Art Department Assistant), Colin Wratten (Producer), Thalia Ecclestone (Art Direction), Jen Rooks (Production Coordinator), Kriss Dallimore (Focus Puller), Kitty Bennett (Assistant Costume Designer), Ed Lancaster (Grip), Jack Woods (Boom Operator), Tony Wilcock (Gaffer), Daniel Wharton (Standby Art Director), Katerina Michail (Art Department Coordinator), Jamie Southcott (Dressing Prop), Charlotte Lucas (Costume Supervisor), Sarah MacFarlane (Second Assistant Director), Paresh Dayalji (Floor Runner), Steven Phillips (Sound Recordist), Felicity Thorpe (Production Secretary), Richard Bradbury (Focus Puller), Justin Hawkins ("B" Camera Operator), Chor Man (Location Coordinator), Jerdan Taylor (Electrician), Jane Houston (Script Supervisor), Sabrina Open (Costume Standby), Alexandra Toomey (Art Direction), Robert Viglasky (Still Photographer), Libby Uppington (Set Decoration), JJ McAllister (Floor Runner), Candice Marchlewski (Assistant Set Decoration) and others.