- Dermot Mulroney Sean Brenner
- Stefanie Scott Quinn Brenner
- Angus Sampson Tucker
- Leigh Whannell Specs
- Lin Shaye Elise Rainier
- Tom Gallop Dr. Henderson
- Ele Keats Lillith Brenner
- Hayley Kiyoko Maggie
- Steve Coulter Carl
- Taylor John Smith Adolescente
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