| EP | EPISODE TITLE | RATING | TRANSMITTED | REVIEWS |
| 1 | Die Entdeckung | *** | Jan 10 1967 | 
|
| 2 | The Experiment | ** | Jan 17 1967 |
|
| 3 | The Mutation | * | Jan 24 1967 |
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| 4 | The Leeches | * | Jan 31 1967 |
|
| 5 | Genesis | ***** | Feb 07 1967 |
|
| 6 | Vikor | *** | Feb 14 1967 |
|
| 7 | Die Insekten | **** | Feb 21 1967 |
|
| 8 | Doomsday Minus One | *** | Feb 28 1967 |
|
| 9 | Herkunft: Unbekannt | **** | Mar 07 1967 |
|
| 10 | Reise nach Utopia | **** | Mar 14 1967 |
|
| 11 | Der Charterpilot | *** | Mar 21 1967 |
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| 12 | The Betrayed | **** | Mar 28 1967 |
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| 13 | Storm | **** | Apr 04 1967 |
|
| 14 | Panic | *** | Apr 11 1967 |
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| 15 | Der Astronaut | ***** | Apr 18 1967 |
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| 16 | Tödliche Kristalle | ***** | Mag 02 1967 |
|
| 17 | Die Geheimakte | *** | Mag 09 1967 |
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| EP | EPISODE TITLE | RATING | TRANSMITTED | REVIEWS |
| 18 | Alarmstufe I | **** | Sep 05 1967 |
|
| 19 | Das Raumschiff | **** | Sep 12 1967 |
|
| 20 | The Watchers | ** | Sep 19 1967 |
|
| 21 | Valley of the Shadow | ***** | Sep 26 1967 |
|
| 22 | The Enemy | *** | Oct 03 1967 |
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| 23 | Der Mordprozess | ***** | Oct 10 1967 |
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| 24 | The Spores | * | Oct 17 1967 |
|
| 25 | Dark Outpost | ** | Oct 24 1967 |
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| 26 | Summit Meeting, Part 1 | *** | Oct 31 1967 |
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| 27 | Summit Meeting, Part 2 | **** | Nov 07 1967 |
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| 28 | The Prophet | ** | Nov 14 1967 |
|
| 29 | Labyrinth | *** | Nov 21 1967 |
|
| 30 | The Captive | **** | Nov 28 1967 |
|
| 31 | Die Helfer | **** | Dec 05 1967 |
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| 32 | The Ransom | *** | Dec 12 1967 |
|
| 33 | Der Zeitungskönig | **** | Dec 26 1967 |
|
| 34 | Die Marionetten | *** | Jan 02 1968 |
|
| 35 | Der Gegenschlag | **** | Jan 09 1968 |
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| 36 | Die Traummaschine | ***** | Jan 16 1968 |
|
| 37 | Die Gangster | *** | Jan 30 1968 |
|
| 38 | The Peacemaker | **** | Feb 06 1968 |
|
| 39 | Die Galgenfrist | *** | Feb 20 1968 |
|
| 40 | The Miracle | ** | Feb 27 1968 |
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| 41 | Die Rebellen | **** | Mar 05 1968 |
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| 42 | Die Verfolgten | *** | Mar 12 1968 |
|
| 43 | Inquisition | **** | Mar 26 1968 |
|