The Neptune Factor Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. When an underwater ocean lab is lost in a earthquake an advanced submarine is sent down to find it and encounters terrible danger. Find out the following actor, actress, character names, and other movie-related words hidden in this word search puzzle based on this movie.. This includes identifying and searching for words that are related to : Mark Walker, Ben Gazzara, Kei Fujiwara, Chris Wiggins, Leslie Carlson, Walter Pidgeon, Yvette Mimieux, Stuart Gillard, Ernest Borgnine, Donnelly Rhodes, Michael J Reynolds .