India, Sept. 16 -- Helen Mirren takes on the complex persona of American writer Patricia Highsmith in A Talent for Murder, a thriller that premiered at the Toronto Film Festival. The 81-year-old Oscar-winning actor said exploring Highsmith's psychology became a fascinating part of preparing for the role.

Portraying Patricia Highsmith

Mirren plays Highsmith during the later period of the novelist's life, when she had moved to a small town in Switzerland and increasingly withdrawn from public life. The film focuses on the reclusive author and the circumstances surrounding an attempt to persuade her to return to her most famous fictional creation.

Highsmith was known for the Tom Ripley novels and for psychological stories that examined guil...