Bryan Forbes has delivered something unusual with this movie. Initially, it appears to be merely an imitation of "Topkapi" (1964), lacking its humor and flair; however, it possesses a greater depth if one allows themselves to become invested. Michael Caine performs admirably as a small-time criminal who is enlisted by the mysterious Giovanna Ralli and Eric Portman—along with Richard Moreau—to execute a robbery intend…