Ha curato la sceneggiatura per:
Justice League [2017] ;Lego Batman - Il film [The Lego Batman Movie, 2017] ;
Batman v Superman - Dawn of Justice [Batman v Superman: Dawn of Justice, 2016] ;
L'uomo d'acciaio [Man of Steel, 2013] ;
Superman Returns [2006] ;
Superman IV [Superman IV: The Quest for Peace, 1987] ;
Superman III [1983] ;
Superman II [1980] ;
Superman [1978] .
