Writing Stan Berkowitz Acting Nostalgic Tomorrow: A Batman Gathering Self 2019 A League of One: The Dwayne McDuffie Story 2012 Above, Beneath and Beyond the Valley: The Making of a Musical-Horror-Sex-Comedy Self 2006 Other Credits Superman/Batman: Public Enemies Screenplay 2009 Justice League: The New Frontier Writer 2008 Power Rangers S.P.D.: Zapped Writer 2005 Batman Beyond: The Movie Writer 1999 The Batman/Superman Movie: World's Finest Screenplay 1997 Street Corner Justice Writer 1996 T.J. Hooker: Blood Sport Writer 1986 Agent-readable