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That Dangerous Age is a 1949 British romance film directed by Gregory Ratoff and starring Myrna Loy, Roger Livesey and Peggy Cummins. It was adapted from the play Autumn by Ilya Surguchev, and was released under the name If This Be Sin in the United States.
Original Release
04/13/1949
US Release
06/30/1950
Cast
| Name | Character |
|---|
| Myrna Loy | Lady Cathy Brooke |
| Roger Livesey | Sir Brian Brooke |
| Peggy Cummins | Monica Brooke |
| Richard Greene | Michael Barcleigh |
| Elizabeth Allan | Lady Sybil |
| Gerard Heinz | Dr. Thorvald |
| Jean Cadell | Nannie |
| G.H. Mulcaster | Simmons |
| Margaret Withers | May Drummond |
| Ronald Adam | Prosecutor |
Directors
Writers
Ben Simcoe, Margaret Kennedy, Ilya Surguchev, Gene Markey
Cast
| Name | Character |
|---|
| Myrna Loy | Lady Cathy Brooke |
| Roger Livesey | Sir Brian Brooke |
| Peggy Cummins | Monica Brooke |
| Richard Greene | Michael Barcleigh |
| Elizabeth Allan | Lady Sybil |
| Gerard Heinz | Dr. Thorvald |
| Jean Cadell | Nannie |
| G.H. Mulcaster | Simmons |
| Margaret Withers | May Drummond |
| Ronald Adam | Prosecutor |
| Wilfrid Hyde-White | Mr. Potts |
| Henry Caine | Mr. Nyburg |
| Patrick Waddington | Rosley |
| Edith Sharpe | Angela Caine |
| George Curzon | Selby |
| Robert Atkins | George Drummond |
| Phyllis Stanley | Jane |
| Daphne Arthur | Margot |
| Martin Case | John |
| Barry Jones | Arnold Cane |
Producers
| Name | Role |
|---|
| Gregory Ratoff | Producer |
