The actors you listed are the primary ensemble for the acclaimed BBC historical drama . Created by Steven Knight ( Peaky Blinders ), the series dramatizes the formation of the British Special Air Service (SAS) during World War II. Core Cast & Characters

The following actors portray the legendary soldiers and intelligence figures central to the SAS's origin story:

as Corporal Mike Sadler : A skilled navigator and the unit's desert guide, Sadler was the last surviving original member of the real SAS until his death in 2024.

as Staff Sergeant Jim Almonds : Known as "Gentleman Jim," Almonds was a calm and tidy soldier who avoided swearing.

as Sergeant Pat Riley : A formidable boxer and early recruit who joined the unit during the North African campaign.

as Sergeant Reg Seekings : A tough, early member of the SAS who was one of the few survivors of the unit's disastrous first mission.