威尔·史密斯

Willard Christopher Smith Jr

饰：克里斯·加纳 Chris Gardner

贾登·史密斯

Jaden Smith

饰：克里斯托夫 Christopher (as Jaden Christopher Syre Smith)

坦迪·牛顿

Melanie Thandiwe Newton

饰：琳达 Linda

布莱恩·豪威

Brian Howe

饰：Jay Twistle

詹姆斯·凯伦

James Karen

饰：Martin Frohm

丹·卡斯泰兰尼塔

Dan Castellaneta

饰：Alan Frakesh

柯特·富勒

Kurt Fuller（Curtis Fuller）

饰：Walter Ribbon

塔卡尤·费舍尔

Takayo Fischer

饰：Mrs. Chu

凯文·韦斯特

Kevin West

饰：Worlds Greatest Dad

乔治·张

George Cheung

饰：Chinese Maintenance Worker (as George K. Cheung)

戴维·迈克尔·西尔弗曼

David Michael Silverman

饰：Doctor at First Hospital

多米尼克·博夫

Domenic Bove

饰：Tim Ribbon

杰弗·卡伦

Geoff Callan

饰：Ferrari Owner

乔伊芙·拉文

Joyful Raven

饰：Hippie Girl

斯科特·克拉斯

Scott Klace

饰：Tim Brophy

拉希达·克伦迪宁

Rashida Clendening

饰：Bus Driver

Eric Schniewind

饰：Doctor

彼得·菲茨西蒙斯

Peter Fitzsimmons

饰：Doctor

Maurice Sherbanee

Maurice Sherbanee

饰：Roy the Old Neighbor

维克托·莱德·维斯勒

Victor Raider-Wexler

饰：Landlord

马克·克里斯托弗·劳伦斯

Mark Christopher Lawrence

饰：Wayne

Darryl Fong

饰：Policeman

乔治·马奎尔

George Maguire

饰：Police Clerk

乔·努内斯

Joe Nunez

饰：Driver Who Hits Chris (as Joseph A. Nuñez)

亚当·德尔·里奥

Adam Del Rio

饰：Shoe-Spotting Intern

Rocky LaRochelle

饰：Motel Manager

Reuben Grundy

Reuben Grundy

饰：Businessman

Lo Ming

Lo Ming

饰：Young Executive

John Kovacevich

饰：Young Executive

Bonnie Akimoto

饰：Doctor's Receptionist

Stu Klitsner

Stu Klitsner

饰：Dr. Strauk

Tina D'Elia

饰：Shelter Worker

大卫·芬恩

David Fine

饰：Big Guy Rodney

George Moffatt

饰：Homeless Guy in Line

阿米尔·塔莱

Amir Talai

饰：Clerk

Mike Garibaldi

Mike Garibaldi

饰：Paul

Jason Frazier

饰：Young Man - Bus Fight

凯文·克鲁克

Kevin Crook

饰：Smug Intern

David Haines

饰：Other Young Executive

James Finnerty

饰：News Reporter (as Jim Finnerty)

Abigail Van Alyn

饰：Ribbon's Receptionist

Bob Greene

饰：Doctor at Oakland Memorial Hospital

Robert Anthony Peters

饰：Glide Shelter Worker

Terri Orth-Pallavicini

饰：Secretary

John Robb

John Robb

饰：Homeless Guy

Daniel Wilder!

饰：Homeless Guy

Cathy Fithian

Cathy Fithian

饰：Policewoman

Keith Stevenson

饰：Indian Grocery Clerk

Jeff Applebaum

饰：Dean Witter Employee

Victor Hoagland

饰：Ribbon's Associate

Richard Bischoff

饰：Ribbon's Associate

Edward Donlin

饰：Dr. Don Florio

Larry Hunt

饰：Bucket Man

Rose Aispuro

饰：Blood Center Clerk

Arbin C. Kumar

饰：Check Cashing Clerk

大卫·皮尔

David Pearl

饰：Stock Trader (uncredited)

Jerry Edward McLilly

饰：Smiley

Shareef Allman

饰：Prisoner

Jeffrey Moon

Jeffrey Moon

饰：Pizza Dad

Peaches Hutchinson

饰：Pizza Mom

Brandon Deadwiler

饰：Pizza Son

Tateanna Wheeler-Lezine

饰：Pizza Daughter

Karen Kahn

Karen Kahn

饰：Professional Woman

Benjamin Fritz

饰：Dean Witter Trader (uncredited)

David Hodges

David Hodges

饰：Dean Witter Trader (uncredited)

Shawn Kresal

Shawn Kresal

饰：Dean Witter Trader (uncredited)

多恩·安德鲁·西蒙斯

Donn Andrew Simmons

饰：Dean Witter Trader (uncredited)

莫莉·塞拉斯基

Molly Celaschi

饰：Business Woman (uncredited)

Kimberly Contreras

饰：Hippie (uncredited)

Ryan Else

Ryan Else

饰：Dean Witter Intern (uncredited)

Travis Fields

饰：Electronics Store Patron (uncredited)

克里斯·加德纳

Chris Gardner

饰：Passerby on Street (uncredited)

约翰·帕特里克·舒拉克

John Patrick Shulak

饰：Restaurant Patron (uncredited)

艾丽莎·安德瑞格

Alissa Anderegg

饰：Golden Gate Park Kid (uncredited)

Erin Cahill

Erin Cahill

饰：Dean Witter Receptionist (as Erin Cahill)

Regina Antoinette

饰：Shopper (uncredited)

扎克·布拉夫

Zach Braff

饰：Worker in Homeless Shelter (uncredited) (unconfirmed)

Doug Campbell

Doug Campbell

饰：Dean Witter Trader (uncredited)

里克·坎普

Rick Camp

饰：Bus Rider (uncredited)

Brad Carr

Brad Carr

饰：Dean Witter Employee (uncredited)

詹姆斯·科纳

James Cotner

饰：Laughing man in car (uncredited)

亚历山大·库科尔

Alexander Cukor

饰：Dean Witter Intern (uncredited)

扎卡里·卡伯森

Zachary Culbertson

饰：European Tourist (uncredited)

Yeena Lopez

Yeena Lopez

饰：Business Woman (uncredited)

加瑞特·法贝斯

Garrett Forbes

饰：Homeless Teen (uncredited)

Daryl Anthony Harper

饰：Homeless Man (uncredited)

David Kiiskinen

David Kiiskinen

饰：Dean Witter Broker (uncredited)

Tyler MacNiven

Tyler MacNiven

饰：Hippie (uncredited)

Steve Potts

饰：Construction Worker (uncredited)

Rob 'Captain Rob' Robinson

饰：Homeless Man (uncredited)

塞雷娜·锡德

Serene Sidher

饰：Indian girl in Park (uncredited)

威廉·保罗·史密斯

William Paul Smith

饰：Dean Witter employee (uncredited)

亚当·王

Adam Wang

饰：Dean Witter Trader (uncredited)

Cindy Warner

饰：Businesswoman 1980s SF (uncredited)

The Glide Ensemble

饰：Glide Singers

Martin Andris

饰：Businessman (uncredited)

菲尔·奥斯汀

Phil Austin

饰：Stock Broker (uncredited)

Stefano Capone

饰：Businessman (uncredited)

Zuhair Haddad

Zuhair Haddad

饰：Cab Driver

伊斯特·斯高特

Esther Scott

饰：Shelter Worker

Steven Lindo

Steven Lindo

饰：Dean Witter Trader (uncredited)

Elise Angell

Elise Angell

饰：Intern (uncredited)

Ben Fritz

Ben Fritz

饰：Dean Witter Trader (uncredited)

卡布兰·张伯伦

Cabran E. Chamberlain

饰：Dean Witter Trader (uncredited)

Bill Dietz

饰：Businessman (uncredited)

Brendan Kruse

饰：Bike Messenger (uncredited)

马克·拉维尔

Mark Lavell

饰：Businessman (uncredited)

Tommy Maples

Tommy Maples

饰：Stock Broker (uncredited)

Phil Talsky

饰：Business Man (uncredited)

戴维·阿伦·霍奇斯

David Alan Hodges

饰：Dean Witter Trader

罗明

Ming Lo

饰：Young Executive

塞西尔·威廉斯

Rev. Cecil Williams

饰：Reverend Williams

Rueben Grundy

饰：Businessman