TV Movie consisting of two episodes of the UK TV series "Journey to the Unknown" (1968): 'Matakitas is Coming' (episode 1.3) and 'The Last Visitor' (episode 1.9).
| Directing | Don Chaffey | Director |
| Directing | Michael Lindsay-Hogg | Director |
| Writing | Robert Heverly | Writer |
| Writing | Alfred Shaughnessy | Writer |
| Production | Joan Harrison | Executive Producer |
| Production | Anthony Hinds | Producer |
| Editing | James Needs | Editor |