Mallett was born on April 17, 1899 in
London,
Ontario, Canada, the oldest of eight children. Television producer
Jack Humphrey also created a pilot for a television version of
Aunt Jane in 1977, but the show was not picked up to series. Mallett also participated in the launch of
CBC-TV. Mallett also worked in film. Her films included
Love at First Sight,
The Sweet and the Bitter,
The Yellow Leaf,
Nothing Personal, and
Improper Channels. Mallett was president and co-founder of the benevolent Actors' Fund of Canada, and served on the board of directors for the
Alliance of Canadian Cinema, Television and Radio Artists (ACTRA) union. ==Honours==