Home People Greg A. Sager Greg A. Sager movies Greg A. Sager movies Greg A. Sager Movies (9) Gray Matter (2018) As Director. Gray Matter (2018) As Writer. Kingdom Come (2014) As Director. Kingdom Come (2014) As Editor. Kingdom Come (2014) As Producer. Kingdom Come (2014) As Screenplay. Devil Seed (2012) As Director. Devil Seed (2012) As Producer. Devil Seed (2012) As Writer.