Siblings in a Scene

Casey Affleck as Morgan O'Mally and Ben Affleck as Chuckie Sullivan.

Beau Bridges as Frank Baker and Jeff Bridges as Jack Baker.

Kieran Culkin as Fuller McCallister and Macaulay Culkin as Kevin McCallister.

Joan Cusack as Marcella and John Cusack as Martin Blank.

Emilio Estevez as James St. James and Charlie Sheen as Carl Taylor:

Maggie Gyllenhaal as Elizabeth Darko and Jake Gyllenhaal as Donnie Darko.

Brian Doyle-Murray as Buster Green and Bill Murray as Phil Connors.

Mary-Kate Olsen as Roxy Ryan and Ashley Olsen as Jane Ryan.

Randy Quaid as Clell Miller and Dennis Quaid as Ed Miller.

Lisa Roberts Gillan as Miss Albini and Julie Roberts as Katherine Ann Watson.

Ben Savage as Eric Stevenson and Fred Savage as Brian Stevenson.

Luke Wilson as Anthony Adams and Owen Wilson as Dignan.