Ex-insurance investigator Ian Souter sets up his own security agency - the SIS (Specialists in Security) - along with ex-cop Robert Shoesmith & secretary Heather Keys - and fight crime.
| Created By | Michael Chapman | |
|---|---|---|
| Status | Returning Series | |
| Original Name | The Protectors | |
| First Air Date | March 28, 1964 | |
| Last Air Date | June 27, 1964 | |
| Seasons | 1 | |
| Episodes | 14 | |
| Episode Runtime | 0min | |
| Language | — | |
| Original Language | English | |
| Production Countries | — | |
| Production Companies | ||
| Networks | ||