Season 1 Episodes
1. A Nest of Vipers
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.
2. The Feathered Friend
3. The Soul Peddlers
4. The Odds on Murder
5. The Key Witness
6. Escape Route
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.
7. Love by Extortion
Investigating the disappearance of a wealthy invalid, Anthony Smith learns that another Interpol agent has a similar case in France.
8. No Other Way
9. The Trap
10. Season 1, Episode 10
11. All The Dead Were Harrisons
12. The Man Who Sold Hope
13. Season 1, Episode 13
14. Death by Parcel Post
An archeologist is killed by a parecel post bomb. Smith, called in to investigate, soon realises that the murderer will strike again.
15. Out of Thin Air
16. The Case of Mike Krello
17. A Killer with a Long Arm
18. Season 1, Episode 18
19. The Front Man
20. The Last Words
21. The Maharajah of Den
22. Murder Below Decks
Smith, investigating the shipboard murder of an Indian, follows a trail which leads to a small village in India.
23. Season 1, Episode 23
24. Tight Secret
25. The International Diamond Incident
26. An Inside Job
27. A Woman in Paris
28. A Man Alone
29. Mistaken Identity
30. The Missing Child
31. Season 1, Episode 31
32. The Big Thirst
33. Death in Oils
34. Multi-Murder
35. Season 1, Episode 35
36. Season 1, Episode 36
37. The Child of Eve
38. The Big Racket
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.