The Big Cube
- Cast: Lana Turner, George Chakiris, Karin Mossberg, Dan O'Herlihy, Richard Egan
- Duration: 98 minutes
- Genre: Drama, Thriller
- Rating: 4.2/10
- Release Date: 1969-04-30
A young woman and her drug addict boyfriend plot to drive the woman's stepmother insane with LSD in a plot to secure an inheritance.
