Halifax Bloggers

But the most important relationship is between Carly (Clement) and Laura (McDonald), with both young actors never for a minute feeling anything less than authentic. 

Hollywood North Magazine

Clement transcends acting and simply is Carly, a fiercely independent yet impulsive teen who Joline may have simply followed around with a camera.

The Globe and Mail - John Doyle

Later, the young woman, Tina (Jessica Clement, who is excellent), regrets her retort. She reacted in anger and that's not the Mennonite way.

IMDb 

"Fallen Hearts" has one genuinely good performance: Jessica Clement as Fanny Casteel, alone among the people in this movie, has found a way to reconcile the aspects of a V. C. Andrews character: her sexuality, her sleaziness, her greed and the traumas she's lived with all her life that have made her that way and shaped her evil.

Through the Shattered Lens

...the film is totally dominated by Jessica Clement, who brings the wonderfully trashy Fanny to vivid life.  The townsfolk and the hillfolk might not think much of Fanny but she keeps Fallen Hearts beating.

Letterboxd - Ted Ryan

Annalise Basso and Jessica Clement were fantastic in this film, especially in how they portrayed the complexity of Heaven and Fanny’s relationship as sisters - both were flawed and both had valid points, which made the conflict between them in the book all the more compelling and I’m glad the film captured this dynamic.