Lily and Amanda, two high school students living in suburban Connecticut, rekindle their unlikely friendship after years of drifting apart. Together, they devise a plan to kill Lily's abusive stepfather by hiring a lowlife drug dealer.
| Actor | Role |
|---|---|
 Olivia CookeAmanda | Amanda |
 Anya Taylor-JoyLily | Lily |
 Anton YelchinTim | Tim |
 Paul SparksMark | Mark |
 Francie SwiftCynthia | Cynthia |
 Kaili VernoffKaren | Karen |
| AAlyssa FishendenJessica | Jessica |
 Jackson DamonPhil | Phil |
| JJames HaddadMichael | Michael |
| NNolan BallDelivery Guy | Delivery Guy |
 Celeste OlivaReceptionist | Receptionist |
 Stephanie AtkinsonKnitting Therapist (uncredited) | Knitting Therapist (uncredited) |
| LLauren LaperriereMental Patient (uncredited) | Mental Patient (uncredited) |
| TThomas DingsTeenager (uncredited) | Teenager (uncredited) |
 Leah ProcitoDoctor (uncredited) | Doctor (uncredited) |
 Alex WolffParty Friend (uncredited) | Party Friend (uncredited) |
| XXavier DillinghamParty Goer (uncredited) | Party Goer (uncredited) |
| JJack NortonMental Patient (uncredited) | Mental Patient (uncredited) |
| DDaniel MartignettiCT State Policeman (uncredited) | CT State Policeman (uncredited) |