Episodes are listed in transmission order, which is the same order as on the A&E DVDs. Clicking the randomly-selected images on the right takes you directly to the episodes pictured.
Nº is the transmission order number, PX Nº is the production order, the column labelled Tonto indicates who was Steed's sidekick of the week. Production dates are unverified, but all the sources seem to agree on them.
| Nº | Episode | Produced | Aired | PX Nº | Tonto |
|---|---|---|---|---|---|
| 1 | Mr Teddy Bear | 04/08/62 | 29/09/62 | 7 | Cathy |
| 2 | Propellant 23 | 21/07/62 | 06/10/62 | 6 | Cathy |
| 3 | The Decapod | 12/08/62 | 13/10/62 | 8 | Venus |
| 4 | Bullseye | 20/09/62 | 20/10/62 | 9 | Cathy |
| 5 | Mission to Montreal | 12/05/62 | 27/10/62 | 2 | Martin |
| 6 | The Removal Men | 04/10/62 | 03/11/62 | 10 | Venus |
| 7 | The Mauritius Penny | 18/10/62 | 10/11/62 | 11 | Cathy |
| 8 | Death of a Great Dane | 01/11/62 | 17/11/62 | 12 | Cathy |
| 9 | The Sell-Out | 09/06/62 | 24/11/62 | 3 | Martin |
| 10 | Death on the Rocks | 15/11/62 | 01/12/62 | 13 | Cathy |
| 11 | Traitor in Zebra | 29/11/62 | 08/12/62 | 14 | Cathy |
| 12 | The Big Thinker | 13/12/62 | 15/12/62 | 15 | Cathy |
| 13 | Death Dispatch | 23/06/62 | 22/12/62 | 4 | Cathy |
| 14 | Dead on Course | 26/05/62 | 29/12/62 | 1 | Martin |
| 15 | Intercrime | 29/12/62 | 05/01/63 | 16 | Cathy |
| 16 | Immortal Clay | 10/01/63 | 12/01/63 | 17 | Cathy |
| 17 | Box of Tricks | 17/01/63 | 19/01/63 | 18 | Venus |
| 18 | Warlock | 07/07/62 & 07/01/63 |
26/01/63 | 5 | Cathy |
| 19 | The Golden Eggs | 31/01/63 | 02/02/63 | 19 | Cathy |
| 20 | School for Traitors | 09/02/63 | 09/02/63 | 20 | Venus |
| 21 | The White Dwarf | 16/02/63 | 16/02/63 | 21 | Cathy |
| 22 | Man in the Mirror | 22/02/63 | 23/02/63 | 22 | Venus |
| 23 | A Conspiracy of Silence | 01/03/63 | 02/03/63 | 23 | Cathy |
| 24 | A Chorus of Frogs | 08/03/63 | 09/03/63 | 24 | Venus |
| 25 | Six Hands Across the Table | 15/03/63 | 15/03/63 | 25 | Cathy |
| 26 | Killer Whale | 22/03/63 | 23/03/63 | 26 | Cathy |
