Fat Man and Little Boy Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Assigned to oversee the development of the atomic bomb Gen. Leslie Groves is a stern military man determined to have the project go according to plan. He selects J. Robert Oppenheimer as the key scientist on the top-secret operation but the two men clash fiercely on a number of issues. Despite their frequent conflicts Groves and Oppenheimer ultimately push ahead with two bomb designs — the bigger "Fat Man" and the more streamlined "Little Boy." 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 : Frost, Jim True, Del Close, Ed Lauter, Laura Dern, Todd Field, Stan Jones, Ron Vawter, Don Pugsley, Paul Newman, Ron Frazier, Clark Gregg, Jon DeVries, John Cusack, Gerald Hiken .