Former EastEnders star Danniella first appeared in the Channel 4 soap in 2013 when she was introduced as an old prison acquaintance of Jacqui McQueen.
Viewers watched as ruthless ex-jailbird Trudy tried to make Jacqui's life a misery, which eventually led to her exit.
Taking to Twitter, Danniella said: "I'm happy to confirm I will be returning to @Hollyoaks very soon. Blessed 2 b back with an amazing team cast and crew #ShesBack."
No further details have been released about Trudy's storyline.
Danniella is well known for her portrayal of Sam Mitchell in EastEnders.
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