Steve Martin character Tom Baker
Bonnie Hunt character Kate Baker
Piper Perabo character Nora Baker
Tom Welling character Charlie Baker
Hilary Duff character Lorraine Baker
Kevin Schmidt character Henry Baker
Alyson Stoner character Sarah Baker
Jacob Smith character Jake Baker
Liliana Mumy character Jessica Baker
Morgan York character Kim Baker
Forrest Landis character Mark Baker
Blake Woodruff character Mike Baker
Brent Kinsman character Nigel Baker
Shane Kinsman character Kyle Baker
Paula Marshall character Tina Shenk
Steven Anthony Lawrence character Dylan Shenk
Alan Ruck character Bill Shenk
Richard Jenkins character Shake
Holmes Osborne character Nick Gerhard
Vanessa Bell Calloway character Diana Philips
Rex Linn character Coach Bricker
David Kelsey character Assistant Coach
Dax Shepard character Camera Crew Member
Elon Gold character Camera Crew Member #2
Cody Linley character Quinn
Adam Taylor Gordon character Cooper
Julie Araskog character Radio Talk Show Host
Benjamin Fitch character Reporter
Antonio Vega character Police Officer
David Bowe character TV Interviewer
Kevin Carey character Reporter #2
Ossie Mair character Cabbie
Amy Hill character Miss Hozzie
Ted Rooney character Principal
Joel McCrary character Gil
Tiffany Dupont character Beth
Shawn Levy character Press Room Reporter
Dylan S. Shults character Party Kid
Regis Philbin character Self
Kelly Ripa character Self
Eileen Brennan character Mrs. Drucker (DVD deleted scene) (uncredited)
Merris Carden character Teen Nora Baker (uncredited)
Wayne Knight character Electrician (uncredited)
Ashton Kutcher character Hank (uncredited)
Jared Padalecki character Bully (uncredited)
Gary Pike character Doctor (uncredited)
D. Danny Warhol character Football Player #65 (uncredited)
