Sharon Marguerite Gless is an American actress known for her television roles. She portrayed Maggie Philbin on Switch (1975–78), Sgt. Christine Cagney in the police procedural drama series Cagney & Lacey (1982–88), and played the title role in The Trials of Rosie O'Neill (1990–92). She was Debbie Novotny in the Showtime cable television series Queer as Folk (2000–2005) and Madeline Westen on Burn Notice (2007–2013).

Switch is an American action-adventure detective series starring Robert Wagner and Eddie Albert. It was broadcast on the CBS network for three seasons between September 9, 1975, and August 27, 1978, bumping the Hawaii Five-O detective series to Friday nights.