Konner has written over twenty-five feature films, including Mona Lisa Smile, Planet of the Apes, The Legend of Billie Jean, The Jewel of the Nile, and Star Trek VI: The Undiscovered Country.
He wrote a number of episodes of the HBO series The Sopranos, one of which was nominated for an Emmy Award for Outstanding Achievement in Dramatic Writing.
Konner was a writer and co-executive producer of the series Magic City, which premiered in January 2012 on the Starz channel.
In collaboration with Konner's movie-writing partner Mark Rosenthal, the two men first worked together on the motion picture The Legend of Billie Jean.
This was followed by the films The Jewel of the Nile, Superman IV: The Quest for Peace, and Star Trek VI: The Undiscovered Country, as well as the rebooted versions of The Beverly Hillbillies, Mighty Joe Young and Planet of the Apes.