Character · played by Tony Slattery

Sidney Snell

A memorable local client whose disputes repeatedly reach the Kingdom & Kingdom office.

Original fan-guide artwork representing a story role; not a programme still or actor portrait.

Fan-reviewedAll 18 episodes watched · editorial review updated 5 September 2026How this guide is researched

Reveal full character arc — spoilers

Across the series

Sidney’s repeated campaigns and disputes make him comic, persistent and occasionally perceptive. Through him the series returns to questions about development, ownership and who gets heard in a changing town.

Relationship lens

Sidney’s demands make him comic, but Peter’s willingness to hear him preserves the programme’s belief that an awkward citizen can still identify a real public issue.

solicitor and recurring clientPeter KingdomSidney’s campaigns repeatedly draw Peter into disputes about property and local change.

Key episodes in this story

Editorial status

The role description, continuing arc and key story episodes have been reviewed against the complete series. “Key episodes” is not presented as a complete appearance list; that requires a full scene and end-credit log.