A night at the opera

Special features: Standard version

Commentary by Leonard Maltin

All-new documentary "Remarks on Marx"

Groucho Marx on "The Hy Gardner Show" (1961 broadcast)

2 vintage shorts: Sunday Night at the Trocadero, and Robert Benchley's Academy Award-winning Hot to Sleep

Theatrical trailer

Language Egnlish Dolby digital mono

Subtitles: English, French, Spanish