Police say it happened at about 1am on Thursday, August 31, with the 50-year-old victim hurt during the incident. Three people appeared before Northampton Magistrates’ Court on Friday, September 1.
John Philip Howard, aged 35, of Hester Street, Northampton, Neneni Msungama, aged 42, of St Giles Terrace, Northampton, and 48-year-old Jane Oakes of Colwyn Road, Northampton, were charged with robbery and Section 18 wounding.
Howard and Msungama were remanded into custody and Oakes was released on conditional bail until their next hearing at Northampton Crown Court on Monday, October 16.
Detectives investigating this incident would still like to hear from anyone who witnessed the assault but who have not yet come forward.
A spokesperson added: “Anyone with information is asked to call Northamptonshire Police on 101 or alternatively call Crimestoppers anonymously on 0800 555111.
“Please quote incident number 23000540238 when providing any information to make sure it gets to the right person as quickly as possible.”