Meg claims that she does not have a television in either of her two homes.
In high school, Meg and her sisters, Jennifer & Becky were known as The Three Musketeers.
A body double was used for Meg's nude scene in Body Snatchers, although she has appeared nude in several other films.
Meg sold the rights to her novel Singing Songs to United Artists, but it hasn't been produced.
As a teenager, Meg began her professional stage career as a singer with the Royal Conservatory Choir in Victoria, British Columbia.
Meg wrote the episode Virtual Reality of the series Winnetka Road.
Meg's role of Mary in Psycho II was originally offered to Jamie Lee Curtis, but she turned it down.
Meg won an APEX award for Best Supporting Actress in the 1993 film, Body Snatchers.
Meg was signed to play Mozart's wife in Amadeus, but tore ligaments in her leg the day before shooting was to start. She was playing soccer with her children.
Meg has two children by first husband Tom Zinnemann, who she divorced in 1989.
Meg has a son, William Firth, born in 1990, with former boyfriend, actor Colin Firth, who she met while working together on the 1989 film, Valmont.
Meg wrote a novel, Singing Songs, and has a second, Gemma, coming out in October, 2006.
Meg is the younger sister of popular actress Jennifer Tilly. They also have another younger sister, Rebecca.
In 1984, Meg was nominated for Best Actress for Psycho II, by the Academy of Science Fiction, Fantasy, and Horror films, U.S.A.
In 1986, Meg was nominated for an Oscar for her supporting role in Agnes of God. She won a Golden Globe for the same role.
The January, 1984 issue of Seventeen magazine states that Meg is 5'6" tall.
Tilly is Meg's mother's maiden name. Her real father is Chinese, but she was raised by her mother and stepfather.
Meg began dancing lessons when she was 12. She won a scholarship to a prestigious ballet school in New York, but suffered a serious back injury which cut her dancing career short.
Meg (to an approaching reporter at the 1986 Oscars): I have nothing interesting to say.