Das Boot is a 1981 West German war film written and directed by Wolfgang Petersen, produced by Günter Rohrbach, and starring Jürgen Prochnow, Herbert Grönemeyer, and Klaus Wennemann. It has been exhibited both as a theatrical release and a TV miniseries (1985). There are also several different home video versions of various running times, as well as a director's cut supervised by Petersen in 1997.
