Instruct: Classify an Amazon review into positive or negative sentiment.
Query: Amazing Cast

The Cast of "Black Widow" is amazing.for Trivia fans: uncredited in the role of Mr. Oliver (the ticketman) you can see the famous TV producer of "Dynasty", "Melrose Place", "Love Boat": Aaron Spelling.The DVD: the sound and picture are very good.Bonus-Features: very interesting, contains 2 documentaries, audio-commentary and extra isolated soundtrack.