Poss. A PLACE TO HIDE, which starred Anna Karen's hubby, Terry Duggan ?
EDIT: Just Googled it: here's the link
A Place To Hide - The Memorable TV Episode Guide Archive
Trying to find name of short-lived drama on sunday afternoons, in late 70s, about a family /hotel owners? who unsuspectingly give accomodation to gang of robbers.Rememmber short stocky grey haired business suited gang leader pulling a gun on family's teenage son from behind a settee