The Snake Wife
The Snake Wife (1994) : Kwan discovers her husband is married to another woman plus has a child with her. In retaliation she becomes romantically involved with a deadly snake (we don't know quite how that works since we haven't seen this) and a series of serpent deaths soon follow.
Return Of The Snake Girl
Snakes on a Plane
The Darkness
The Forest
The Snake King's Grandchild
The King Cobra
