Cast of One Fine Day

Michelle Pfeiffer stars as Melanie Parker, a single mother and architect who finds herself entangled in a series of events with Jack Taylor.

George Clooney plays Jack Taylor, a charming newspaper columnist and single father who crosses paths with Melanie Parker.

Mae Whitman portrays Maggie Taylor, Jack's daughter who plays a significant role in the day's unfolding events.

Alex D. Linz appears as Sammy Parker, Melanie's son who adds to the rollercoaster day that Melanie and Jack experience.

Charles Durning takes on the role of Lew, Jack's boss, providing additional comedic elements to the story.

Jon Robin Baitz plays Mr. Yates, Jr., a character who contributes to the complications faced by Jack and Melanie throughout the day.

Ellen Greene portrays Mrs. Elaine Lieberman, a character who interacts with the main protagonists during their busy day.

Amanda Peet appears as Celia, adding to the ensemble cast of characters who impact the lives of Melanie and Jack.

Joe Grifasi plays Manny Feldstein, a character who brings his own quirks and challenges into the mix for the main characters.

Pete Hamill takes on the role of Frank Burroughs, a character who contributes to the overall chaos of the day for Melanie and Jack.

Anna Maria Horsford portrays Evelyn, a character who adds to the humor and chaos of the day for the main protagonists.

Gregory Jbara appears as Freddy, a character who interacts with the main cast, playing a role in the series of events that unfold.