He will appear in court today.
Willoughby did not appear on Thursdays edition of her daytimeITVshowThis Morning.
The presenter is said to have been under police protection at her home on Thursday night.
Holly WilloughbyITV
Essex Police said the suspect was arrested on Wednesday and is currently in custody.
Multiple media reports state the 36-year-old is not known to Willoughby.
The incident comes after a turbulent few months for Willoughby, who has presentedThis Morningsince 2009.
