Is Undercover Heart coming back?

Undercover Heart ended on November 5, 1998, on BBC One. The series aired its entire run within a single season, comprising six episodes. There are no upcoming episodes or plans for continuation at this time.

Undercover Heart was a drama and crime series that first premiered on October 1, 1998. It centered on Tom Howarth, an undercover vice squad detective who went missing while investigating the murder of a prostitute. His wife Lois and his best friend Matt, both detectives, embarked on a search for him, during which they developed a romantic relationship.

The show featured Steven Mackintosh as Tom Howarth, Daniela Nardini as Lois Howarth, and Lennie James as Matt Lomas.