Elisabeth Shue as Julie Forester

Jerry O'Connell as Derrick Jones

Steven R. McQueen as Jake Forester

Jessica Szohr as Kelly Driscoll

Kelly Brook as Danni

Ving Rhames as Deputy Fallon

Christopher Lloyd as Mr. Goodman

Dina Meyer as Paula Montellano

Riley Steele as Crystal

Adam Scott as Novak Radzinsky

Richard Dreyfuss as Matthew Boyd

Devra Korwin as Mrs. Goodman

Brooklynn Proulx as Laura Forester

Sage Ryan as Zane Forester

Cody Longo as Todd Dupree

Ricardo Chavira as Sam

Paul Scheer as Andrew

Eli Roth as Wet T-Shirt Host

Gianna Michaels as Parasailing Girl

Ashlynn Brooke as Cheerleader

Genevieve Alexandra as Propeller Girl

Bonnie Morgan as Sorority Girl (Inner-tube)

Greg Nicotero as Boat Captain

Kym Stys as Trampoline Girl #1

Nicole Randall as Trampoline Girl #2

Heather Arthur as Cheerleader (uncredited)

Chandra Bond as Christian Protestor (uncredited)

Rossie Cottrell as Hot Bikini Girl (uncredited)

Bria Roberts as Teresa (uncredited)

Eva Pepaj as Eva (uncredited)

Adel Marie Ruiz as Sonya (uncredited)

Chantel Gonsalves as Sorority Girl (uncredited)

Jake Garber as Lifeguard (uncredited)

Sarah Wilson as Spring Breaker (uncredited)

Tatjana Bluchel as Spring Breaker (uncredited)

Victoria Paege as Spring Breaker (uncredited)

J. Lyle as Spring Breaker (uncredited)

Jesse Pruett as Spring Break Party Student (uncredited)

Devanny Pinn as Wild Wild Girl (uncredited)

Scarlett O'Neil as Bikini Girl (uncredited)

Ryan McGonagle as Drunk Guy (uncredited)

Lilith Fury as Wet T-Shirt Girl (uncredited)

Shastina Eloff as Wet T-Shirt Contestant (uncredited)