La conspiración del poder
Screenplay (2009)
Jane acorralada
Writer (2001)
El halcón negro (Ravenhawk, la vengadora)
Writer (1996)
Águila de acero III
Novel (1992)
Screenplay (1992)
Águila de acero II
Characters (1988)
Screenplay (1988)
Águila de acero
Screenplay (1986)
Director (2001)
Executive Producer (1996)
Executive Producer (1986)
