Mike Baldwin:
Ruthless owner of Underworld, the knicker factory. Love interests included Deirdre Rachied and Penny King. Fell out with friend Fred Elliot after having an affair with Penny.

Danny Baldwin:
A jack-the-lad, prone to having affairs. Manager of Underworld, Danny is a loving husband of Frankie. Slept with Sunita.

Frankie Baldwin:
A hard girl with a heart, Frankie is a loving wife to Danny and loves her two sons, Warren and Jamie. Had an affair but her marriage to Danny survived it. Friends with Vera Duckworth.

Warren Baldwin:
A cocky teenager, Warren is a ladies man with his eye on the Weatherfield girls.

Jamie Baldwin:
A little maturer than Warren, with a streak of recklessness. Love interests include Leanne Battersby and Maria Sutherland.