| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S01E01 | Who Dies Next |
November 23, 1969
BBC One
|
50 | |
| S01E02 | Message From a Dead Man |
November 30, 1969
BBC One
|
50 | |
| S01E03 | There Must Be a Mr. X |
December 7, 1969
BBC One
|
50 | |
| S01E04 | Missing Penny |
December 14, 1969
BBC One
|
50 | |
| S01E05 | The Man Who Wasn't There |
December 21, 1969
BBC One
|
50 | |
| S01E06 | Which One of Us Is Me |
December 28, 1969
BBC One
|
50 | |
| S01E07 | Inside Information |
January 4, 1970
BBC One
|
50 | |
| S01E08 | Masked Lady |
January 11, 1970
BBC One
|
50 | |
| S01E09 | Swan Song for Colonel Harp |
January 18, 1970
BBC One
|
50 | |
| S01E10 | Mr Wallace Predicts |
January 25, 1970
BBC One
|
50 | |
| S01E11 | Letters From Robert |
February 1, 1970
BBC One
|
50 | |
| S01E12 | The Man From the Sea |
February 8, 1970
BBC One
|
50 | |
| S01E13 |
The Victim
season finale
|
February 15, 1970
BBC One
|
50 |
No artwork of this type.
No artwork of this type.
No artwork of this type.