Scientist Alec Holland invents a growth substance that could end world hunger, but a plantation owner obsessed with immortality tries to steal it and causes an accident that turns Alec into a human-plant mutant, protector of the bayou.

• Don Francks
• Len Carlson
• Jonathan Potts
• Philip Akin
• Harvey Atkin
• Tabitha St. Germain
• Richard Yearwood
• Gordon Masten