Colonel March of Scotland Yard - Season 1 (1955)

A French model asks for Colonel March's help just hours before she's found murdered.

Colonel March is called in to investigate the theft of a valuable diamond as well as a poodle. As he continues his investigation he begins to think both incidents may be connected.

March must solve the mystery of how a man could be stabbed to death by an invisible knife.

A woman is accused of killing her reclusive mystery writer husband.

Colonel March is on holidays in France when he meets an old friend from the French police who tells him of a murder at the docks. The French suspect he was a smuggler who had English contacts. March decides to aid them in their investigation.

'The Second Mona Lisa,' painted six months after the first, is targeted by rival collectors.

At an isolated château outside Paris, a scientist insists he's received radio waves emanating from the planet Mars.

A 12 year old boy insists his dead father told him to kill his mother's new fiancée.

Colonel March uses hypnosis to crack the case of a stabbing murder.

The owner of a beauty salon is found stabbed to death.

Colonel March and Inspector Goron are present in a café when a customer dies from poisoned wine.

A biologist is convinced that his test monkey was not only stolen but replaced.

A man demands to be arrested for murdering his wealthy wife, whose death is attributed to natural causes.

How did Davos end up with a knife in his back? The murder happened behind the "silver curtain" of spray from a fountain. He was alone with Jerry Winton in a dead end alley, but Winton didn't do it. Can Col. March unravel the mystery?

A shady businessman collapses on an oceanside jetty, the apparent victim of a heart attack, but a vacationing March discovers blood and a needle near the body.

A bank robber accuses a prominent attorney of committing the crime.

Scotland Yard is baffled by the attempted theft of a museum's prized exhibit of the skull of 'Damascus Man.'

A 15th century prayer volume disappears from a sealed casket inside the locked safe belonging to an Oxford Don.

A pretty barmaid receives an unusual Christmas gift, a music box from a thief dead for ten years.

A phony spiritualist believes she's truly summoned a real ghost.

A Javanese dancer is murdered after alerting Colonel March of danger.

A major insists he saw a pair of gloves shoot a man dead.

A French fencing team are involved in a London murder case.