She has appeared in over 25 films, including Seven Minutes in Heaven, Some Kind of Wonderful, The Adventures of Ford Fairlane and A Beautiful Day in the Neighborhood.
Corman's first television appearance was in the 1985 ABC Afterschool Special episode "I Want to Go Home", where she co-starred with John Getz, Seth Green and Marge Redmond.
In 1987, Corman appeared in the John Hughes penned film Some Kind of Wonderful as Laura, the little sister of Keith Nelson, played by Eric Stoltz.
Her follow-up film was the 1990 Renny Harlin-directed comedy The Adventures of Ford Fairlane opposite Andrew "Dice" Clay, Priscilla Presley, Wayne Newton, Lauren Holly and Gilbert Gottfried.
The couple formerly lived in Dobbs Ferry, New York, but moved shortly after Alexander pleaded guilty to possessing and sharing child pornography.