Holby Wiki - Casualty and Holby City
Holby Wiki - Casualty and Holby City
This article is missing information.
Please expand the article to include this information.

"Hubble Bubble" is the 999th episode of Holby City and the 44th episode of series 21. It was directed by Tracey Rooney and written by Joe Ainsworth.

Cast[]

External links[]