Bringing together key Out of the Unknown actors, directors and production team members for the very first time in order to explore the legacy and impact of the legendary series.
| Actor | Role |
|---|---|
| CCherylee HoustonNarrator (voice) | Narrator (voice) |
 Christopher BarryNot listed | Not listed |
 Tom ChadbonNot listed | Not listed |
| TTony CrakeNot listed | Not listed |
 Peter CregeenNot listed | Not listed |
| JJeremy DaviesNot listed | Not listed |
 Michael FergusonNot listed | Not listed |
| WWendy GiffordNot listed | Not listed |
| JJohn GlenisterNot listed | Not listed |
| JJohn GorrieNot listed | Not listed |
| PPatrick HeighamNot listed | Not listed |
 Brian HodgsonNot listed | Not listed |
 Michael ImisonNot listed | Not listed |
| RRoger JenkinsNot listed | Not listed |
 Philip SavilleNot listed | Not listed |
| MMark WardNot listed | Not listed |