Case 138 · Series 13, episode 8
The Oath of Silence
First broadcast 13 March 2026. Plot solution deliberately omitted.
WriterDominique Moloney
DirectorVicki Kisner
Research stateExpanded case file
Broadcast positionCase 138 of 140
Spoiler-light premise
Mrs Sullivan serves on the jury for the murder of a pottery owner while Father Brown doubts the case against his former employee.
What to watch for
Threats to the jury, a missing smuggler and disputed inheritance test the boundary between legal duty and private investigation.
Themes are editorial finding aids. See how every label is defined.