Detectives Louis and Briggs follow the trail of Chief Cottam to Canada after their boss disappears due to the stress of his bungling underlings.
When Briggs and Louis are assigned to the river police, they experience peace and quiet until the arrival of a drifting World War II sea mine.
DC Briggs is chosen to be best man at a colleague's wedding.
Briggs and Louis soon find themselves on the trail of death and disaster when they go on the hunt for a sacred Indian carving.
Rumours abound about a grizzly bear wandering loose on Hackney Marshes.
Briggs and Louis must guard a hospitalized bank robber.
The Superintendent's granddaughter is involved in a protest.
Louis and Briggs team up with the recently qualified son of the metropolitan police commissioner to investigate corruption and bribes at Wembley Stadium.
Briggs and Louis get help from their ex-boss, Frank Cottam, when there is a new woman in charge of C Division.
Briggs and Louis kill the last remaining female Galapagos white-flippered turtle on the planet, then get to grips with a drug scandal at an exclusive public school for girls.
Briggs and Louis are more interested in finding the answers to the police station football quiz than solving a vicious murder.
Even though Dave and Bob are no longer working together, the pea-brained pair must escort a notoriously slippery prisoner to his latest place of incarceration.
Bob and Dave's thoughts turn toward avoiding Christmas duty, but then a long-lost relative turns up to disrupt the seasonal party.
Briggs and Louis are assigned to watch over rare red-kite eggs.
Tracking notorious gangster Ronnie Richardson.
A figure skater is attacked.
Briggs and Louis track down stolen art.
Louis and Briggs set out to interview "Flash Gordon."
A woman kills her victims after spending the night with them.
Louis is injured in a dog-training experiment.
A coach gives his drugs to his boxers.
A potentially deadly smuggling scam.
Briggs and Louis protect a duchess.
A monk witnesses a gangland murder.
Louis and Briggs are suspended from duty.
A gang boss is gunned down.
Unscrupulous horse breeders.
Detectives Louis and Briggs aid a crew filming a police drama.
A golfer may be an arms dealer.
A convict escapes from prison.
The Earl of Lisson is murdered in the shower.