[1][2] Richardson is known for her screen roles in Turning to Stone, The Gospel According to the Blues, The Doodlebops, and Sins of the Father.

[3] She is also known for her appearance on the YTV show Catwalk where she played the grandmother to Atlas (Christopher Lee Clements).

[4] Richardson was a member of 1960s Toronto-based girl group The Tiaras along with Brenda Russell, Arlene Trotman, and Colina Phillips.

Richardson is also a noted stage performer, winning a Dora Award in 2004 for the musical Cookin' at the Cookery.

The Willie Mae Thornton Story was conceived of and written by Audrei-Kairen Kotaska for Richardson, who starred in the production first in 1999 and then again in 2012.