 Rebel WilsonStephanie Conway | Stephanie Conway |
 Sam RichardsonSeth Novacelik | Seth Novacelik |
 Zoë ChaoTiffany Blanchette-Balbo | Tiffany Blanchette-Balbo |
 Mary HollandMartha Reiser | Martha Reiser |
 Justin HartleyBlaine Balbo | Blaine Balbo |
 Chris ParnellJim Conway | Jim Conway |
 Angourie RiceYoung Stephanie Conway | Young Stephanie Conway |
 Molly BrownYoung Martha Reiser | Young Martha Reiser |
 Zaire AdamsYoung Seth Novacelik | Young Seth Novacelik |
 Ana Yi PuigYoung Tiffany Blanchette | Young Tiffany Blanchette |
 Tyler BarnhardtYoung Blaine Balboa | Young Blaine Balboa |
 Jade BenderBritney 'Bri Luvs' Balbo | Britney 'Bri Luvs' Balbo |
 AvantikaJanet | Janet |
 Joshua ColleyYaz | Yaz |
 Jeremy Ray TaylorNeil Chudd | Neil Chudd |
 Michael CiminoLance Harrison | Lance Harrison |
 Brandon Scott JonesMr. T | Mr. T |
 Tiffany Denise HobbsDr. Jean Johnson | Dr. Jean Johnson |
 Lauren HalperinNurse | Nurse |
 Alicia SilverstoneDeanna Russo | Deanna Russo |
| LLucy TaylorLydia Conway | Lydia Conway |
 Merrick McCarthaPrincipal Young | Principal Young |
| RRuby FrankelDrunk Person | Drunk Person |
 Steve AokiSteve Aoki | Steve Aoki |
 John CrowNews Anchor | News Anchor |
 Mimi GouldMovie Goer | Movie Goer |
| VVance KanellUsher | Usher |
| JJoel Ray IshmanChemistry Teacher | Chemistry Teacher |
 Vee BhaktaJanet's Dad | Janet's Dad |
 Leonard R. ButlerMr. Beenbaum | Mr. Beenbaum |
