A third person has been arrested as part of the murder investigation into the death of 45-year-old Grimsby man Tony Richardson.
Tony, also known as Tosh, was attacked in the town centre on Monday, January 15.
He died in hospital in Grimsby the following the day.
Married couple Marc Finnie, 44, and Sarah Finnie, 36, both of Sutcliffe Avenue, have been charged with murder.
They will appear before Hull Crown Court on the morning of Tuesday, January 23.
Humberside Police have now also arrested a 34-year-old local man on suspicion of assisting an offender and perverting the course of justice.