Send Help (2026) Cast & Character Guide — No Spoilers | Who's That?

Who plays who in Send Help (2026)? Browse a spoiler-free character guide with photos of every major character and the actors behind them, including Rachel McAdams, Dylan O'Brien, Edyll Ismail.

• Linda Liddle — played by Rachel McAdams
• Bradley Preston — played by Dylan O'Brien
• Zuri — played by Edyll Ismail
• Franklin — played by Dennis Haysbert
• Donovan — played by Xavier Samuel
• Chase — played by Chris Pang
• Boat Captain — played by Thaneth Warakulnukroh
• River — played by Emma Raimi
• Polly Perera — played by Kristy Best
• Barbara — played by Francesca Waters
• Applicant — played by Olivia Sawyer
• Trainer — played by Brad Flett
• Flight Attendant — played by Nana Miya
• Caretaker #1 — played by Anuwat Pornladawong
• Caretaker #2 — played by Benjawan Teawsomboonkit
• Office Bro — played by Aaron Shore