Case file · Series 10, Episode 7 · Season 10, Episode 7

They Seek Him Here

A Scarlet Pimpernel film loses its director to the prop guillotine while a known criminal watches the production from nearby.

The 60-second case card

Should I watch this one?

A film-within-the-film lets the episode play with costume, performance and a murder method built to command attention.

Best for
Film production · Prop guillotine · Robbery plot
Mood
Eccentric
Team
DCI Tom Barnaby with DS Ben Jones
Spoiler guidance
Read the premise freely; open the marked sections only after watching. Check the linked provider advisory for further viewing information.

Why it matters

A film-within-the-film lets the episode play with costume, performance and a murder method built to command attention.

Magna Manor is transformed into revolutionary France for a new version of The Scarlet Pimpernel. Director Nick Cheyney is killed by the production's working guillotine, placing actors, crew and investors inside a crime scene already full of false identities.

Barnaby learns that professional criminal George Ince is operating nearby and that the elaborate shoot can conceal more than one operation. The theatrical murder and a planned robbery overlap, but understanding who is acting in which scheme is the key to separating them.

  • Film production
  • Prop guillotine
  • Robbery plot
Break the seal: reveal the finding

Who was the killer in They Seek Him Here? (spoiler)

The guillotine murder is entwined with an ambitious robbery and manipulated screen identities. Barnaby exposes the person who uses the film production as both cover and alibi.

Spoiler-safe viewing companion

Three questions to carry into the episode

Three spoiler-safe questions for your rewatch.

  1. Place

    What does Midsomer Magna conceal?

  2. Theme

    Which details could have more than one meaning?

  3. Teamwork

    Watch DCI Tom Barnaby and DS Ben Jones: who notices what?

Browse all 100 observation cards →
More episode detailsProduction, cast, deaths and filming information

Credits, context and checked facts

Production and cast

TV series
Series 10
Episode number
Episode 7
Written by
Barry Purchese
Directed by
Sarah Hellings
Listed transmission date(s)
21 August 2007 27 April 2008
Reported filming period
January–February 2007
Detective
DCI Tom Barnaby
Partner
DS Ben Jones
Pathologist
Dr George Bullard · Barry Jackson
Principal setting
Midsomer Magna
Casebook tone
Eccentric

Sources accompany the production credits and filming links.

Fictional settings and real filming places are listed separately. Filming links include 2 mapped areas; 3 exact sites.

Credits and archive connections

  • Writer credits2 episodes credited to Barry Purchese
  • Director credits13 episodes directed by Sarah Hellings
  • Release positionCase 58 of 144
  • Story characterEccentric · Film production · Prop guillotine
  • Location evidence3 exact screen-use matches
Magna Manor

Loseley Park near Guildford supplies the fictional estate and the principal Scarlet Pimpernel production setting.

The film-company hotel

Ye Olde Bell at Hurley appears as the Magna Hotel used by members of the production.

Credits follow the linked chronology. Dates can differ between territories. Consult original credits for story, teleplay and adaptation wording. External synopses may contain spoilers.

Selected episode credits

They Seek Him Here cast

These selected cast entries link to their published profiles. They do not include every name shown in the end credits.

The performers behind this case

Core cast

Follow the cast links for full actor and character guides.

Image credits identify the licence used. No programme publicity stills are reproduced.

Forensic team

Dr George Bullard

Credit
Resident pathologist
Played by
Barry Jackson
Meet the Casebook pathologists →

Spoiler-controlled deaths

Deaths recorded in this case

2 people die in this case, according to the linked death record.

Break the seal: reveal the list of deaths
  1. Nick Cheyney

    Murder · Other recorded death

    Performer check
  2. Gwen Morrison

    Murder · Other recorded death

    Performer check
Break a second seal: reveal the verified killer
Series 10 · episode 7 · checked 15 September 2026

Who was the killer in They Seek Him Here? (spoiler)

Raymond Clandillon

Raymond drugged and guillotined Nick Cheyney and Gwen Morrison in revenge for their affair and its effect on Ted Hayward. His planned third killing of Neville Hayward was interrupted; Ted's earlier alcohol-related death remains separate from Raymond's two murders.

Verified motive

Terminally ill Raymond settled old scores for Ted, whom he had loved: he blamed Gwen and Nick for the affair and heartbreak that fed Ted's fatal drinking, and planned to kill Neville for sending the letter that exposed the affair.

Verified important clue

Archive case 58 · checked 16 September 2026Raymond Clandillon's near-silent running car

Barnaby realises the engine can be running without being heard, resolving why the hotel witness detected no second car and establishing how Raymond could collect Nick and take him to the film set for the staged guillotine death.

Verified decisive clue

Archive case 58 · checked 17 September 2026Raymond Clandillon's near-silent running car

Barnaby realises that Raymond's engine can be running without the hotel witness hearing it, resolving the apparent absence of a second car. It establishes how Raymond collected Nick and took him to the film set, breaking the alibi that concealed both guillotine murders and the planned third attack.

Verified death and discovery order

Archive case 58 · checked 16 September 2026
  1. death
    Ted Hayward dies years earlier

    Ted's alcohol-related death follows the heartbreak around Gwen and Nick's affair and is not one of Raymond's murders.

  2. death
    Nick Cheyney is drugged and guillotined

    Raymond uses the film set and drugged whisky to begin settling the old score for Ted.

  3. discovery
    The staged-film setting shapes the inquiry

    The guillotine and apparent overlap with the robbery initially direct attention through the production.

  4. death
    Gwen Morrison is drugged and guillotined

    Raymond kills Gwen for the affair and the damage he believes it caused Ted.

  5. discovery
    The hearing and engine clues point to Raymond

    Evidence from the set and his concealed capability strips away the account that had protected him.

  6. discovery
    Neville's planned killing is stopped

    Raymond is interrupted before a third guillotine death, preserving Neville's survival and Ted's earlier separate death.

Search the complete deaths index →

Real place → fictional identity

Where was They Seek Him Here filmed?

Guildford, Surrey

Loseley Park

Used as: The house and grounds become Magna Manor, base for the Scarlet Pimpernel film production.

The historic Ye Olde Bell inn in Hurley
Hurley, Berkshire

Ye Olde Bell

Used as: The historic inn is presented as the Magna Hotel used by cast and crew.

Representative photograph of the real filming location; the exact camera angle or building may differ.
Open the Hurley location file →
Boats and historic buildings beside the Thames at Henley
Harpsden, Oxfordshire

Harpsden churchyard

Used as: The churchyard provides a cemetery setting used during the investigation.

Representative photograph of the real filming location; the exact camera angle or building may differ.
Open the Henley-on-Thames location file →

Sources accompany the identified filming places.

Wider filming areas

Places connected to this file