The Domino Principle Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Roy Tucker a Vietnam war veteran with excellent shooting skills is serving a long prison sentence when a mysterious visitor promises him that he will be released if he agrees to carry out a dangerous assignment. 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 : Bob Herron, Ted Gehring, Eli Wallach, Jay Novello, Ken Swofford, Gene Hackman, Majel Barrett, James W Gavin, Patrick Allen, Mickey Rooney, Edward Albert, Patricia Luke, George Fisher, Joseph V Perry, Candice Bergen .