After college, Glynnis Talken joined the Los Angeles-based all-girl rock band The Pinups, signed to CBS records.

Campbell has said the staff of computer games company Blizzard Entertainment saw this performance and requested her services to add voice-overs for a collection of characters from Diablo and StarCraft.

[citation needed] Besides voice acting, Campbell is a historical romance novel writer and has been nominated for a number of literature awards.

Her romance novel, Captured By Desire, is set in Mary, Queen of Scots-era Scotland, and was released August 2010, followed by Seduced by Destiny in March 2011.

She worked extensively on a collection of audiobooks for Time Warner including those in the Star Wars Tales of the Jedi and Dark Empire series.