Is Someone There?

Plot
As Russel, Porter and Kimberly reach closer to finding out the mystery, the killer traps them to the wrong direction. Charlotte develops a crush on Miles, while he is dating someone else. Diane realizes that Professor Timms is hiding something from the students.

Main

 * Gregg Sulkin - Russel Carswell
 * Alycia Debnam-Carey - Kimberly McPhee
 * Erinn Westbrook - Diane Copeland
 * Jeremy Irvine - Peter Campbell
 * Nicholas L. Ashe - Miles Jenner
 * Erin Moriarty - Charlotte Hollands
 * Amanda Setton - Ms. Jeanie Moss
 * Michael Xavier - Harold Jones
 * Clara Wong - Ms. Kira Hoo
 * Ed Weeks - Professor Jerry Timms
 * Joe Knezevich - Professor Jonathan Val

Recurring

 * Jake Allyn - Josh Carswell
 * Lucien Laviscount - Eric Rivers
 * Jeanette Dilone - Simone Daily
 * Holly Deveaux - Lauren Jones
 * Candice Patton - Claire Copeland
 * Ruben Santiago-Hudson - Det. Charlie Harris
 * Olivia Williams - Deputy Lillian Wilson
 * Merle Dandridge - Det. Una Rivers

Minor

 * Ashley Rickards - Terri Simmons