Complex sentence: Don Megowan (May 24,1922--June 26,1981) was an American actor best known for playing the Gill-man on land in "The Creature Walks Among Us", the final part of the "Creature from the Black Lagoon" trilogy.
Split into simpler sentences: Don Megowan (May 24,1922--June 26,1981) was an American actor. He is probably best known for playing the Gill-man on land in "The Creature Walks Among Us", the final part of the "Creature from the Black Lagoon" trilogy.