# Sleeper

> episode of Castle (S7 E20)

**Wikidata**: [Q51206708](https://www.wikidata.org/wiki/Q51206708)  
**Source**: https://4ort.xyz/entity/sleeper-q51206708


## References

1. Metacritic
2. [Trakt.tv](https://trakt.tv/shows/castle/seasons/7/episodes/20)