Riverworld Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Welcome to Riverworld a place of strange watery beauty and the current abode of a fascinating cast of the recently (and not-so-recently) dead. It certainly isn't Heaven but it just might be Hell. 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 Deklin, Alan Cumming, Peter Wingfield, Tahmoh Penikett, Jeananne Goossen, Laura Vandervoort .