![](https://image.tmdb.org/t/p/original/k58iycDJAMWfupjmjFqpQMCGVot.jpg)
![](https://image.tmdb.org/t/p/w342/xinqAmYrZ1TEwowcQhgTkZVtVE0.jpg)
The Power of Kroll (4)
The Doctor and Romana are trapped between the monstrous Kroll and the insane refinery commander. And there is no sign of the fifth segment of the Key to Time.
![](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)
![](https://image.tmdb.org/t/p/w300/h5VdQxpKfS7nKKWHwY55CN0Sm7E.jpg)
Other episodes for this season
![The Ribos Operation (1)](https://image.tmdb.org/t/p/w300/w4YOoyLwlNVRhXPeBq1ew9bXErc.jpg)
![The Ribos Operation (2)](https://image.tmdb.org/t/p/w300/8VbznClCvKMlVN7RtMJkIvdB5rW.jpg)
![The Ribos Operation (3)](https://image.tmdb.org/t/p/w300/rsWyP4WNA0DaijNoGKJPLdUqmqJ.jpg)
![The Ribos Operation (4)](https://image.tmdb.org/t/p/w300/A84mkI9OEVC2otuFpbXUpgAlzXb.jpg)
![The Pirate Planet (1)](https://image.tmdb.org/t/p/w300/vMO0lLWOjKScAnJUsVAmP3jTz75.jpg)
![The Pirate Planet (2)](https://image.tmdb.org/t/p/w300/mi12CGT75mO8mLVZdmcuYu4D3aR.jpg)
![The Pirate Planet (3)](https://image.tmdb.org/t/p/w300/3HHCSGfoM53cLzvMMQQpMnfQgTw.jpg)
![The Pirate Planet (4)](https://image.tmdb.org/t/p/w300/vVQo2LMU6rANaI9mIrsJ1KyziVv.jpg)
![The Stones of Blood (1)](https://image.tmdb.org/t/p/w300/8DIS2iMr5XI3J22mndtPLBqdlco.jpg)
![The Stones of Blood (2)](https://image.tmdb.org/t/p/w300/A3qPg8XMwIo2WsmQp8mHfjAWMUN.jpg)
![The Stones of Blood (3)](https://image.tmdb.org/t/p/w300/8MmhSkQz4k2Zjli1ml9nlEfjdWt.jpg)
![The Stones of Blood (4)](https://image.tmdb.org/t/p/w300/hifqoy5S0fNZ7iNb552Wg9YGYAQ.jpg)
![The Androids of Tara (1)](https://image.tmdb.org/t/p/w300/2GahU6s2So2IhqczKonevlxHg5O.jpg)
![The Androids of Tara (2)](https://image.tmdb.org/t/p/w300/JSXD4Qsl5OanaGxmINzBiwOxL0.jpg)
![The Androids of Tara (3)](https://image.tmdb.org/t/p/w300/gbs0N0jClEeCCU36m4wv5msgI69.jpg)
![The Androids of Tara (4)](https://image.tmdb.org/t/p/w300/48VxX65jBzp2RV6Oln7t5ldIyVG.jpg)
![The Power of Kroll (1)](https://image.tmdb.org/t/p/w300/rfHCz1GLBKAXWcc16aYEph6K0mG.jpg)
![The Power of Kroll (2)](https://image.tmdb.org/t/p/w300/cIy17wuzCdD5YANP4QUvVkEOpke.jpg)
![The Power of Kroll (3)](https://image.tmdb.org/t/p/w300/48Y5syRvEP0WRK4k2ro4PYURD5N.jpg)
![The Power of Kroll (4)](https://image.tmdb.org/t/p/w300/k58iycDJAMWfupjmjFqpQMCGVot.jpg)
![The Armageddon Factor (1)](https://image.tmdb.org/t/p/w300/l5NHZqlSKS5r1j4iPI1TVjDAjrD.jpg)
![The Armageddon Factor (2)](https://image.tmdb.org/t/p/w300/G5GlDhjWFa7Ck67jAiSME2mWvV.jpg)
![The Armageddon Factor (3)](https://image.tmdb.org/t/p/w300/htHPawodQ2uXKEMKNFCoZh3imOs.jpg)
![The Armageddon Factor (4)](https://image.tmdb.org/t/p/w300/pI9AHLRT6OxQEubSnzDpdbXIoa0.jpg)
![The Armageddon Factor (5)](https://image.tmdb.org/t/p/w300/v2EvVNnARw7enDTKrPZqMPHWt4K.jpg)
![The Armageddon Factor (6)](https://image.tmdb.org/t/p/w300/iJ9Bnff63xA0uWfPpwaXammuhu3.jpg)
The Doctor and Romana are trapped between the monstrous Kroll and the insane refinery commander. And there is no sign of the fifth segment of the Key to Time.