John F. Showalter

The Winchesters (2022) — Director · 2 episodes

S.W.A.T. (2017) — Director · 3 episodes

DC's Legends of Tomorrow (2016) — Director · 1 episode

Frequency (2016) — Director · 1 episode

Timeless (2016) — Director · 5 episodes

Supergirl (2015) — Director · 1 episode

The Flash (2014) — Director · 3 episodes

Forever (2014) — Director · 1 episode

The 100 (2014) — Director · 5 episodes

Constantine (2014) — Director · 1 episode

Sleepy Hollow (2013) — Director · 1 episode

Revolution (2012) — Director · 3 episodes

Arrow (2012) — Director · 1 episode

Unforgettable (2011) — Director · 1 episode

Fairly Legal (2011) — Director · 1 episode

Alphas (2011) — Director · 1 episode

Nikita (2010) — Director · 1 episode

The Mentalist (2008) — Director · 10 episodes

Viva Laughlin (2007) — Director · 1 episode

Threshold (2005) — Director · 1 episode

Supernatural (2005) — Director · 25 episodes

Criminal Minds (2005) — Director · 1 episode

Ghost Whisperer (2005) — Director · 1 episode

House (2004) — Director · 1 episode

Cold Case (2003) — Director · 2 episodes