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This article covers a subject that is part of the real world, and thus should not be taken as a part of the Holby universe.

Episode Four is the 1052nd episode of Casualty and the fourth episode of the 32nd series. It was preceded by "Episode Three" and followed by "Episode Five". Charlotte Salt will make her return as Sam Nicholls in this episode.


Sam, having retrained as a paramedic, returns to Holby, but immediately requests a transfer.


  • This episode features the return of Sam Nicholls. Sam originally appeared on the show from October 2011 to December 2013 as a registrar in the ED.


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