Anna Kendrick as Stephanie Smothers

Blake Lively as Emily Nelson

Michele Morrone as Dante Versano

Henry Golding as Sean Townsend

Allison Janney as Aunt Linda McLanden

Elizabeth Perkins as Margaret McLanden

Elena Sofia Ricci as Portia Versano

Alex Newell as Vicky

Andrew Rannells as Darren

Taylor Ortega as Agent Irene Walker

Bashir Salahuddin as Detective Summerville

Lorenzo de Moor as Matteo Bartolo

Joshua Satine as Miles Smothers

Ian Ho as Nicky Nelson

Kelly McCormack as Stacy

Aparna Nancherla as Sona

Jake Tapper as Jake Tapper

Mitch Salm as Swim Coach

Diletta Jayne as Lulu

Holmes as Camp Counselor Val

Kate Rachesky as Bookstore Clerk

Melanie Neu as Bookstore Fan

Sylvia Kleoniki as Flight Attendant

Hilary Belle Walker as Chic Woman

Silvio Caldarozzi as Truck Driver

Sandro Bersani as Bartolo Goon

Claudio Vanni as Bartolo Goon

Sophia Angelozzi as Housekeeper

Max Malatesta as Detective Antonio Lucchese

Giulio Anese as Wedding Priest

Gianluigi Lembo as Wedding Singer

Alessandro Palazzi as Alessandro the Bartender

Anita Pititto as Maid

Massimiliano Viola as Capri Police Officer

Jade Pirovano as Young Margaret

Alessandra Pacifico as Young Linda