Production Credits
Mark Johnston has 12 production credits.Directing
Credited for Third Assistant Director in 1 show - Avengers: Endgame.
Sound
Credited for Sound Recordist in 11 shows - Space Jam, The Perfect Storm, American Outlaws, Collateral Damage, Basic, Taking Lives, Catwoman, Constantine, House of Wax, The Dukes of Hazzard and Four Brothers.