Aldrich's career in film, stage, and television, as well as her voice work, include a recurring role in Star Trek: The Next Generation as the hologram character Madeline, as well as a voice role in Rainbow Brite and appearances in The Young and the Restless, Days of Our Lives, Married with Children, and Walker, Texas Ranger. She made her film debut in 1983's Boogeyman 2. She acts locally at various theaters including Mark Taper Forum, South Coast Repertory, Los Angeles Theatre Center, and others. She is a board member of Antaeus.