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Doomsday, and Counting
When an earthquake threatens the stability of an underground Russian nuclear installation, Steve must rescue the fiance of his friend Col. Vasily Zhukov, who is buried beneath debris. Complicating matters further, Steve must also stop the reactor before it explodes.
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Other episodes for this season
![Population: Zero](https://image.tmdb.org/t/p/w300/jmoQRCAy03gB3w6duXSYJlb25m5.jpg)
![Survival of the Fittest](https://image.tmdb.org/t/p/w300/uyMxtpwhVWxZZEINE0BvgWyh74R.jpg)
![Operation Firefly](https://image.tmdb.org/t/p/w300/ascBD1QseOERGQesaiBr91pU4RH.jpg)
![Day of the Robot](https://image.tmdb.org/t/p/w300/tt0D8njd4zaa6EMXJjnnxjDl970.jpg)
![Little Orphan Airplane](https://image.tmdb.org/t/p/w300/3CBkbVgU5Tpp5W2Cj2LvRvNJBHO.jpg)
![Doomsday, and Counting](https://image.tmdb.org/t/p/w300/cWYOsgGxyKKMB3Bn4fv2KbjMJgu.jpg)
![Eyewitness to Murder](https://image.tmdb.org/t/p/w300/arMn15lB7oE0r1q49o1tV7LNQyY.jpg)
![The Rescue of Athena One](https://image.tmdb.org/t/p/w300/dcckHh62hr2f0ke4HnpWRMCwyCu.jpg)
![Dr. Wells Is Missing](https://image.tmdb.org/t/p/w300/goEBxuR4pJ8rx1dlBO8kn6apqOv.jpg)
![The Last of the Fourth of Julys](https://image.tmdb.org/t/p/w300/lMZ0Nz8CjuG7YOs2jMu1oJPzXCf.jpg)
![Burning Bright](https://image.tmdb.org/t/p/w300/sG30iYSopBm8kP28TR71PA9vaeE.jpg)
![The Coward](https://image.tmdb.org/t/p/w300/l78WTG1o5ONR0J2yHSs2pz71j1h.jpg)
![Run, Steve, Run](https://image.tmdb.org/t/p/w300/b7lXXU0S5EbzQ1fFx04TkrSzMxF.jpg)