Mutated by his own secret formula, Dr. Alec Holland becomes Swamp Thing; a half-human, half-plant superhero who will stop at nothing to rescue government agent Alice Cable and defeat his evil arch nemesis...Even if it costs him his life.
Louis Jourdan
as Dr. Anton Arcane
Adrienne Barbeau
as Alice Cable
Ray Wise
as Doctor Alec Holland
David Hess
as Ferret
Nicholas Worth
as Bruno
Don Knight
as Ritter
Al Ruban
as Charlie
Dick Durock
as Swamp Thing
Ben Bates
as Arcane Monster
Nannette Brown
as Dr. Linda Holland
Reggie Batts
as Jude
Mimi Craven
as Arcane's Secretary
