Now You See Him, Now You Don't Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Dexter Riley is a science student at Medfield College who inadvertently invents a liquid capable of rendering objects and people invisible. Before Dexter and his friends Debbie and Richard Schuyler can even enjoy their spectacular discovery corrupt businessman A.J. Arno plots to get his greedy hands on it. Slapstick hijinks ensue as Dexter and his pals try to thwart the evil Arno before he can use the invisibility spray to rob a bank. 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 : Joe Flynn, Paul Smith, Mike Evans, Jim Backus, Benny Rubin, Alan Hewitt, Jack Bender, Burt Mustin, Larry Gelman, Cesar Romero, Ed Begley Jr, Bing Russell, Frank Welker, Alvin Hammer, Kurt Russell .