Officers are searching for 23-year-old Liam Morris from Darlaston.
West Midlands Police tweeted saying: "Do you know the whereabouts of Liam Morris?
"The 23-year-old, from Darlaston Walsall, is wanted for a serious assault and an allegation of false imprisonment.
"Morris also has links Nottingham.
"Enquiries continue and anyone with information is asked to contact us via Live Chat at http://west-midlands.police.uk between 8am and midnight, or call 101 anytime. Crimestoppers can be called anonymously on 0800 555 111. Please quote crime number 20WS/129411R/20."