Of Unknown Origin Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. A man who recently completed rebuilding a townhouse becomes obsessed with a rat infestation until it becomes an interspecies duel. 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 : Peter Weller, Keith Knight, Lawrence Dane, Shannon Tweed, Jennifer Dale, Maury Chaykin, Kenneth Welsh, Louis Del Grande .