Definitely, Maybe (2008) - Cast

Rachel Weisz as Summer Hartley
Isla Fisher as April
Elizabeth Banks as Emily
Ryan Reynolds as Will Hayes
Abigail Breslin as Maya Hayes
Kevin Kline as Hampton Roth
Kevin Corrigan as Rafael
Derek Luke as Russell McCormack
Annie Parisse as Anne
Nestor Serrano as Robredo
Alexie Gilmore as Olivia
Emily Wickersham as Assistant
Sakina Jaffrey as Mary
Cheryl Cosenza as Secretary
Liane Balaban as Kelly
Adam Ferrara as Gareth
Jaime Tirelli as Simon
Josh Barclay Caras as Intern
Jason Evans Lee as On Camera Reporter
An Nguyen as Jennifer
Joe James as Security Guard
Lauren Courtney Norman as Lauren
Keith Patterson as Keith
Jaime Lee Kirchner as Samantha
Stephen Richardson as Pollster
Caryn Osofsky as Waitress #2
Marc Bonan as Kevin
Daniel Eric Gold as Charlie
Greg Abbey as Newscaster
Matt Flanders as Salesman