![](https://image.tmdb.org/t/p/original/8wa4iC1g7LNPZ4MLV3WdUCNv71D.jpg)
![](https://image.tmdb.org/t/p/w342/xinqAmYrZ1TEwowcQhgTkZVtVE0.jpg)
The Mysterious Planet (4)
All those on Ravolox are in exponentially greater peril than anyone can comprehend. If anything in the entire universe is to survive, it may come down to the Doctor arguing against machine logic over the value of life.
![](https://image.tmdb.org/t/p/w300/lg2ZQpxhWLdtkeBUwfqzJ1HpU28.jpg)
![](https://image.tmdb.org/t/p/w300/unhJQWcgh6FPlyCaKXTnSLT1DrJ.jpg)
![](https://image.tmdb.org/t/p/w300/4DESj7hC2SRQdwNg2F22xuFuukj.jpg)
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Other episodes for this season
![The Mysterious Planet (1)](https://image.tmdb.org/t/p/w300/jWbg3yeJcnK15gQT0c54CIVjSr9.jpg)
![The Mysterious Planet (2)](https://image.tmdb.org/t/p/w300/qJ0H7GQojO18xgeHvEjGidZa8jz.jpg)
![The Mysterious Planet (3)](https://image.tmdb.org/t/p/w300/dCI2HFGzuBctZLNQvYQGsLp2seq.jpg)
![The Mysterious Planet (4)](https://image.tmdb.org/t/p/w300/8wa4iC1g7LNPZ4MLV3WdUCNv71D.jpg)
![Mindwarp (1)](https://image.tmdb.org/t/p/w300/8B36LEpmj0i01aexMx98d519iGw.jpg)
![Mindwarp (2)](https://image.tmdb.org/t/p/w300/atspLqUZW3diA71Crd7pIjAHyth.jpg)
![Mindwarp (3)](https://image.tmdb.org/t/p/w300/dIWhpHll1H5xoXVTKbApkELH6Mo.jpg)
![Mindwarp (4)](https://image.tmdb.org/t/p/w300/bL2j36UVjO08RdJZLLaPb3q3ruT.jpg)
![Terror of the Vervoids (1)](https://image.tmdb.org/t/p/w300/qu70E57HBphXwZSjRNWWd5yj4Vv.jpg)
![Terror of the Vervoids (2)](https://image.tmdb.org/t/p/w300/58TAW0OH7i8B3NzJc5tPIdoYVA3.jpg)
![Terror of the Vervoids (3)](https://image.tmdb.org/t/p/w300/giAxQA8eBb4NrLoCoRQpNoVfqwL.jpg)
![Terror of the Vervoids (4)](https://image.tmdb.org/t/p/w300/dEoRisWRstCCwowvJZPikyO0dak.jpg)
![The Ultimate Foe (1)](https://image.tmdb.org/t/p/w300/zXgK8dliz4FiTWXUOs2CGztDhLo.jpg)
![The Ultimate Foe (2)](https://image.tmdb.org/t/p/w300/o1NDl2yL0kxXRtk6BTxLBDxRWaS.jpg)