In addition to her acting work, Gill is also a jazz singer and has worked as the Midsummer Lounge's featured act on board the Mediterranean and Caribbean cruise ship M.S. Carousel. Gill also did in 2002 a three-night solo singing act at the jazz club, Top o' the Senator, in Toronto. In 2005, Gill appeared in Director Richard Bell's Eighteen as a seductive World War II-era chanteuse. This marked Gill's first singing performance in a movie. The song, "In a Heartbeat", was written by Bramwell Tovey and was later nominated for a Genie Award.