A Nest of Vipers

E1

Premiere show, "Nest of Vipers," sees Smith called in by Superintendent Mercer (John Longden) when a perfectly forged bank note and a printing press are found at the scene of the murder. Smith's investigation takes him to Tangiers where he breaks up a ring of international counterfeiters.

The Feathered Friend

E2

The Soul Peddlers

E3

The Odds on Murder

E4

The Key Witness

E5

Escape Route

E6

Henry Roper is a well respected banker with an impeccable employment record, or at least he was until he decided to steal £100,000 and flee the country for a new life on a tropical island in the South Seas. Hot on his trail is Agent Anthony Smith, who must bring both the money and Roper back to London.

Love by Extortion

E7

Investigating the disappearance of a wealthy invalid, Anthony Smith learns that another Interpol agent has a similar case in France.

No Other Way

E8

The Trap

E9

Season 1, Episode 10

E10

All The Dead Were Harrisons

E11

The Man Who Sold Hope

E12

Season 1, Episode 13

E13

Death by Parcel Post

E14

An archeologist is killed by a parecel post bomb. Smith, called in to investigate, soon realises that the murderer will strike again.

Out of Thin Air

E15

The Case of Mike Krello

E16

A Killer with a Long Arm

E17

Season 1, Episode 18

E18

The Front Man

E19

The Last Words

E20

The Maharajah of Den

E21

Murder Below Decks

E22

Smith, investigating the shipboard murder of an Indian, follows a trail which leads to a small village in India.

Season 1, Episode 23

E23

Tight Secret

E24

The International Diamond Incident

E25

An Inside Job

E26

A Woman in Paris

E27

A Man Alone

E28

Mistaken Identity

E29

The Missing Child

E30

Season 1, Episode 31

E31

The Big Thirst

E32

Death in Oils

E33

Multi-Murder

E34

Season 1, Episode 35

E35

Season 1, Episode 36

E36

The Child of Eve

E37

The Big Racket

E38

When a false passport bearing the name of a missing down and out is confiscated at an international airport, Interpol agent Anthony Smith is called in to solve the mystery. Smith soon discovers that this is not the first jet-setting homeless man to have gone missing, and there has been in fact been a spate of men disappearing from a local halfway house. In order to infiltrate the gang of counterfeiters, Smith disguises himself and takes up residence of the home but he is playing a dangerous game by using himself as bait.

The Golden Shirri

E39