My Son Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. When a man's only son goes missing he travels to the town where his ex-wife lives in search of answers. To play a man whose life is clouded by mystery McAvoy will not be given a script of dialogue. 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 : Claire Foy, Gary Lewis, Tom Cullen, Max Wilson, Robert Jack, Toni Frutin, Paul Stirrat, Paul Rattray, Mark Barrett, James McAvoy, Owen Whitelaw, Rosalind Sydney, Michael Moreland, Andrew John Tait .