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Season guide

Interpol Calling: Series 1

39 episodes Premiered Sep 12, 1959 Updated Oct 1, 2026
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Season 1 Episodes

Episode Guide

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Season 1 Progress Shield

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Binge Efficiency Engine

Season 1: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

10%
90%
Mytharc (4): Crucial lore & season climaxes
Core (35): Character development & subplots
Side Quest (0): Standalone / filler
S1·E1 Mytharc

The Thirteen Innocents

Sep 13, 1959

Sukru runs a trading company to front a drug smuggling operation, using carrier pigeons to carry the drugs.

S1·E2 Mytharc

The Money Game

Sep 20, 1959

Some conmen convince financial journalist Brownley that leading financier Untermeyer is dead. His report throws the stock market into confusion, allowing the conmen to clear up on

S1·E3 Core

The Sleeping Giant

Sep 27, 1959

An unexploded bomb from World War II is found by a dam, and only the makers will know how to defuse it.

S1·E4 Core

The Two-Headed Monster

Oct 4, 1959

An ex-con deported to Italy after serving a prison sentence in the U.S.A., has invited a group of protection racketeers to join him in Naples.

S1·E5 Core

The Long Weekend

Oct 11, 1959

The body of a merchant seaman, reported lost overboard in the Mediterranean, is washed up on the south coast of England with a bullet in his head.

S1·E6 Core

You Can't Die Twice

Oct 18, 1959

Duval investigates the death of an illegal immigrant killed after he disembarked from a freighter at New York.

S1·E7 Core

Diamond S.O.S.

Oct 25, 1959

Duval investigates the death of an illegal immigrant killed after he disembarked from a freighter at New York.

S1·E8 Core

Private View

Nov 1, 1959

Duval investigates the theft of a valuable old master from the collection of Sir Isaac Spendler.

S1·E9 Core

Dead on Arrival

Nov 8, 1959

Duval investigates the apparently motiveless murder of a N.A.T.O. courier found in a sleeping compartment on the Black Sea Express

S1·E10 Core

Air Switch

Nov 15, 1959

Duval investigates the disappearance of a valuable antibiotic somewhere between New York and the World Health Organization in Sweden.

S1·E11 Core

The Angola Brights

Nov 22, 1959

Duval investigates the theft of four uncut matched stones from an Angolan diamond mine.

S1·E12 Core

The Chinese Mask

Nov 29, 1959

Duval investigates the theft of a cargo of valuable platinum from a flight from Rangoon to Hong Kong after the airplane is forced down by a passenger.

S1·E13 Core

Slave Ship

Dec 6, 1959

Duval looks into the slave trading racket, investigating the mysterious disappearance of many thousands of natives from Mombasa during the annual pilgrimages to Mecca.

S1·E14 Core

The Man's a Clown

Dec 13, 1959

Duval is on the trail of forger Eddie Keflik, who has blackmailed a clown in a traveling circus into working for him.

S1·E15 Core

Last Man Lucky

Dec 20, 1959

Duval investigates the death of a gang member in Paris and uncovers a murder list.

S1·E16 Core

No Flowers for Onno

Dec 27, 1959

Author Andrew Slater, writing a book about the war, discovers that Onno van Veer, remembered as a hero of the Dutch resistance, was not executed by the S.S. after all. Duval uneart

S1·E17 Core

Mr. George

Jan 3, 1960

A man extorts a large sum of money from an insurance company. Interpol begin a tireless operation to track the man through countries that don't have Interpol agreements.

S1·E18 Core

The Thousand Mile Alibi

Jan 10, 1960

Duval investigates a murder. The victim's husband appears to have the perfect alibi: he was leading the Italian Mille Migla motor race at the time of her death.

S1·E19 Core

Act of Piracy

Jan 17, 1960

Duval investigates the theft of a million dollars worth of platinum by three men posing as a U.S. Navy Patrol, who killed the passengers and crew of the S.S. Jensen.

S1·E20 Core

Game for Three Hands

Jan 24, 1960

In Montreal for Interpol's annual conference, Duval catches up with a wanted man who escaped his clutches back in 1939.

S1·E21 Core

The Collector

Jan 31, 1960

Gangster Mike Marko amassed a fortune from the rackets, but did not live to spend it. Duval is on the trail of his right-hand man, Pavone.

S1·E22 Core

The Heiress

Feb 7, 1960

Ronald Millais is a gigolo, living off women who fall for his easy charm. Duval investigates claims that Millais has kidnapped a millionaire's daughter.

S1·E23 Core

Payment in Advance

Feb 14, 1960

Schroeder was erroneously convicted of the murder of his business partner, Kaltmann. Duval orders that the ex-convict be watched when he hints at committing the crime for which he

S1·E24 Core

Checkmate

Feb 21, 1960

Duval goes to Madrid on the trail of a young couple who have robbed a Tel Aviv bank, using the female's threat to commit suicide as a diversionary tactic.

S1·E25 Core

Fingers of Guilt

Feb 28, 1960

Diamond dealer Jacob Moltz and his accomplice, girl magician Frankie Silver, devise a foolproof plan to rob the biggest diamond house in Amsterdam, and frame safe-cracker Sash Mora

S1·E26 Core

The Girl with Grey Hair

Mar 6, 1960

The value of paintings by Hugo Ballard begins to soar after his death, so why would his widow slash one of his paintings?

S1·E27 Core

Trial at Cranby's Creek

Mar 13, 1960

A policeman is shot in the back in the opal mining settlement of Cranby's Creek, in the Australian outback, and the townsfolk claim the shooting was carried out by Emil Brock, who

S1·E28 Core

Ascent to Murder

Mar 20, 1960

Insp. Duval is in pursuit of American financier Pearce Clyde, who is wanted for questioning by the U.S. Treasury. When he arrives at Clyde's hotel in the Himalayas, Duval sets off

S1·E29 Core

Slow Boat to Amsterdam

Mar 27, 1960

Duval is held up in a small canal town when a strange death occurs. The local authorities think the death is a straight forward suicide, but Duval sees evidence of something more s

S1·E30 Core

White Blackmail

Apr 3, 1960

Duval responds to a tip-off from an American reporter about a possible organized blackmail racket in a Swiss ski resort and goes to Switzerland posing as his Paris banker friend, C

S1·E31 Core

A Foreign Body

Apr 10, 1960

Interpol is called in when the police find the body of a French girl in the boot of an American car. Everything points to Ben Stack as the murderer, but Duval is not convinced.

S1·E32 Core

In the Swim

Apr 17, 1960

Lars Lukas, a French swimmer, is shot after completing a cross-Channel swim from France. It appears to be a motiveless murder until Duval hears a tape recording of Lukas's last wor

S1·E33 Core

The Three Keys

Apr 24, 1960

Duval is on the trail of Thackeray, an international forger who robs safes and substitutes forged bills for the real thing.

S1·E34 Core

Eight Days Inclusive

May 1, 1960

The driver and hostess of a coach tours company have a profitable sideline carrying out armed robberies in the towns that they visit. Duval investigates the shooting of a Paris jew

S1·E35 Core

Dressed to Kill

May 8, 1960

Duval agrees to help his old friend, Bernarde, the owner of a Paris salon, to keep his latest creations under wraps until the big fashion show, but Harry Grayson and Mamie Bryant h

S1·E36 Core

Cargo of Death

May 15, 1960

Duval flies to Delhi to locate a consignment of live cholera vaccine stolen from a laboratory in Karachi.

S1·E37 Core

Desert Hi-Jack

May 22, 1960

Duval is asked to investigate a gun-running racket in North Africa, and suspects archaeologist Professor Velard of involvement.

S1·E38 Mytharc

Pipeline

May 29, 1960

Duval goes to South America to pick up Dave Carson, who is wanted for murder. He walks into the middle of a revolution, and has to work side-by-side with his quarry.

S1·E39 Mytharc

The Absent Assassin

Jun 5, 1960

Duval is called in after an assassination of an American diplomat. Evidence seems to point to a recently released Nazi seeking revenge. What does puzzle Duval is how he constructs

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