Luther
Starring Stacy Keach, Hugh Griffith, Judi Dench, Peter Cellier, Leonard Rossiter, Patrick Magee, Thomas Heathcote, Julian Glover, Matthew Guinness, Peter Kenvyn
It's a biography and drama movie, and has a rating of 6.5 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Germany.