Films written by J. M. DeMatteis Known for Writing 5 credits in our catalog As writer 5 writing credits Deathstroke: Knights & Dragons - The Movie 2020 · ★ 7.0 DC Showcase: Adam Strange 2020 · ★ 6.4 DC Showcase: Death 2019 · ★ 8.5 Justice League Dark 2017 · ★ 7.3 Batman: Bad Blood 2016 · ★ 7.0
