The Sixth Commandment (TV) Cast
The cast of The Sixth Commandment. Updated on September 16, 2025.
13 actors
Timothy Spall
as Peter Farquhar (4 episodes)

Timothy Spall portrays the character of Peter Farquhar, a seasoned detective determined to solve the mysterious murders.

Anne Reid
as Ann Moore-Martin (4 episodes)

Anne Reid takes on the role of Ann Moore-Martin, an experienced investigator who provides crucial insights into the case.

Éanna Hardwicke
as Ben Field (4 episodes)

Éanna Hardwicke brings Ben Field to life, a clever and resourceful detective whose determination helps unravel the truth behind the murders.

Annabel Scholey
as Ann-Marie Blake (4 episodes)

Annabel Scholey portrays Ann-Marie Blake, a skilled detective with a sharp mind and a strong sense of justice.

Anna Crilly
as Natalie Golding (4 episodes)

Anna Crilly takes on the role of Natalie Golding, a dedicated detective who uses her abilities to piece together the evidence and discover the truth.

Jonathan Aris
as DCI Mark Glover (4 episodes)

Jonathan Aris portrays DCI Mark Glover, a seasoned detective in charge of leading the investigation and making crucial decisions along the way.

Peter Sullivan
as David Jeremy (4 episodes)

Peter Sullivan brings David Jeremy to life, a key figure in the case who becomes entangled in the web of mystery surrounding the murders.

Ben Bailey Smith
as Simon Blake (4 episodes)

Ben Bailey Smith portrays Simon Blake, a charismatic and enigmatic character who may hold crucial information about the murders.

Sheila Hancock
as Elizabeth Zettl (4 episodes)
Adrian Rawlins
as Ian Farquhar (4 episodes)
Conor MacNeill
as Martyn Smith (4 episodes)
Amanda Root
as Sue Farquhar (4 episodes)
Conor MacNeill
as Martyn Smith (4 episodes)
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