Arnold, whose lifestyle on a battered houseboat in Chelsea’s Cheyne Walk contrasts sharply with the affluent elite whose crimes he helps solve alongside partner D.C. Priya Shamsie.

Stars

Adrian Scarborough

Sonita Henry

Peter Bankole

Lucy Phelps

Sophie Stone

Davood Ghadami

Anamaria Marinca

Aiylah Bhimani

Darcia Martin