Lifetime Movie 'Killer Crush' Premieres Tonight, Stars Daveigh Chase, Rick Roberts, Sydney Penny, Melanie Scrofano

Killer Crush premieres April 4 on Lifetime.

The premiere of Killer Crush airs Saturday, April 4 at 8 p.m. ET/PT on Lifetime. The film stars Daveigh Chase, Rick Roberts, Sydney Penny and Melanie Scrofano.

Paige York's (Chase) crush on her professor, Dr. Lucas Emery (Roberts), takes a twisted turn when she is hired to be the caregiver for his wife, Gabby (Penny), who has Multiple Sclerosis. While waiting on his wife hand and foot, Paige becomes further obsessed with him and the life she could have. When she convinces herself that he has the same feelings for her, she will make sure no one, including his wife, stands in the way of her crush turning into the marriage of her dreams.

Watch a sneak peek below:

Sydney Penny Joins 'Pretty Little Liars' Cast

Photo Credit: Michelle Leonard

ABC Family has confirmed that two-time Daytime Emmy nominee Sydney Penny will recur on Pretty Little Liars later in Season 5. She will play Leona Vanderwaal, the woman who brought Janel Parrish's mysterious character into the world. There's no word yet on when Penny will make her debut.

Penny's previous serial roles include Julia Santos on All My Children, Dr. Liv Norman in Days of our Lives, Samantha Kelly on The Bold and the Beautiful, B.J. Walker in Santa Barbara, and Josie Oliver on Beverly Hills, 90210.