Aside from playing bass, she sang lead vocals on live versions of "Under Pressure" (taking the part originally sung by Queen frontman Freddie Mercury) and dueted with Bowie on other songs, including "The London Boys", "Aladdin Sane (1913–1938–197?

Her diverse range of work includes performances and recordings with The National, Lenny Kravitz, Bryan Ferry, Boy George, the Indigo Girls, Khaled, Jane Siberry, The The, Skin, Gwen Stefani, Charlie Watts, Seal, Gang of Four, Susan Werner, Ani DiFranco and Dar Williams.

She played guitar from the age of nine and cites Mark Farner of Grand Funk Railroad, Terry Kath of Chicago, Jimi Hendrix, and Nancy Wilson of Heart as early influences.

[3] Dorsey's first high-profile job was as a guest vocalist in the original line up of The Charlie Watts Big Band and its 1985 premiere at London's famous West End jazz club, Ronnie Scott's.

An important point in Dorsey's solo career was her appearance on The Tube, a weekly music television hosted by Jools Holland and Paula Yates.

The album was produced by bassist Nathan East of the jazz quartet Fourplay and included appearances by artists such as Eric Clapton.

In 1992, she released her second solo album entitled Rude Blue, which featured trumpeter Mark Pender and trombonist Richie "La Bamba" (from Conan O'Brien's house band), Carla Azar on drums (from Wendy & Lisa), Carol Steele on percussion, and the famous James Brown horn section of Maceo Parker, Fred Wesley, and Alfred "Pee Wee" Ellis.

[3] Throughout the remainder of the 1990s and into the 21st century she performed and recorded with artists such as Gang of Four, Louise Goffin, world music stars Rachid Taha, Faudel, and Khaled (on their live album 1, 2, 3 Soleils), Sophie B. Hawkins, Tears For Fears, The The, The Indigo Girls, Canadian artist Jane Siberry, Jeffrey Gaines, Italian blues man Zucchero, Dar Williams, Catie Curtis, Toshi Reagon, Joan Osborne, The B-52s, and Michael Hutchence of INXS.

[3] She describes her current sound as a present-day version of the AM/FM radio tunes that left a mark on her music such as The Fifth Dimension, Olivia Newton-John, Bread and Heart.

[8] 2023: Album Rêvalité by French singer/songwriter Matthieu Chedid – Gail Ann: chorus and bass; vocals on digitally released tracks "Space Oddity" and "Life on Mars".