The character Susan is played by Heather Menzies-Urich, co-star Robert Urich's off-screen wife. Menzies is best known as Louisa, one of the children in The Sound of Music (1965).
Ruben Castle: Those two couldn't mutilate a hot dog without leaving tracks. This devil cult stuff is just to throw you off. You better keep looking, Sheriff.
Steele: We spent a lot of shit on this, Morgan, waiting for the right - the right conditions. We duplicated fucking Moscow here. We're this close, do you understand? Nothing is gonna get in our way. Nothing.