Overview
A domineering money-bags' suppressed incestuous urges go into overdrive when her half-brother brings a new bride home to the family’s gloomy Fifth Avenue mansion. The title refers to a secret soundproofed chamber that the villainess uses to entrap her enemies.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 20 | November 15, 1993 (80) | |
 | 38 | January 16, 1970 (74) | |
 | 30 | December 18, 1990 (87) | |
 | 26 | April 11, 1987 (79) | |
 | 60 | February 24, 1937 (63) | |
 | 26 | December 1, 1995 (88) | |
 | 51 | December 31, 1941 (58) | |
 | 56 | February 20, 1962 (84) | |
 | - | - | |
| 35 | April 13, 1984 (85) |