# The Keys of Marinus

> fifth serial in the British science fiction television series Doctor Who

**Wikidata**: [Q2989851](https://www.wikidata.org/wiki/Q2989851)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/The_Keys_of_Marinus)  
**Source**: https://4ort.xyz/entity/the-keys-of-marinus


## References

1. MusicBrainz
2. Freebase Data Dumps. 2013