Chris Farley as Thomas 'Tommy' Callahan III

David Spade as Richard Hayden

Brian Dennehy as Thomas 'Big Tom' Callahan

Bo Derek as Beverly Barish, aka Beverly Burns

Dan Aykroyd as Ray Zalinsky

Julie Warner as Michelle Brock

Sean McCann as Frank Rittenhauer

Zach Grenier as Ted Reilly

James Blendick as Ron Gilmore

Paul Greenberg as Skittish Student

Robert K. Weiss as 'No' Manager

Corey Sevier as Boy in Commercial

Lorri Bagley as Woman at Pool

John Farley as Roy (uncredited)

Kevin Farley as Guy at Dad's Party (uncredited)

Rob Lowe as Paul Burns (uncredited)

Frank Welker as Deer (voice) (uncredited)

Adrian Truss as Cop#1

Clinton Turnbull as Young Tommy

Ryder Britton as Young Richard

Graeme Millington as Frat Boy

Michael Cram as Frat Boy

Dean Marshall as Frat Boy

Trent McMullen as Frat Boy

Philip Williams as Danny

David Malloy as Sammy

Roy Lewis as Louis

Austin Pool as Obnoxious Bus Kid

William Dunlop as R.T.

Jack Jessop as Priest

Michael Dunston as Singer at Wedding

David Hemblen as Archer

George Kinamis as Kid at Lake

Dov Tiefenbach as Kid at Lake

Mark Zador as Kid at Lake

Helen Hughes as Boardroom Lady

J.R. Zimmerman as Boardroom Man

Reg Dreger as 'No' Manager

Lloyd White as 'No' Manager

David Huband as Gas Attendant

Hayley Gibbins as Little Girl at Carnival

Julianne Gillies as Brady's Receptionist

Thick Wilson as Mr. Brady

Maria Vacratsis as Helen

Colin Fox as Nelson

Lynn Cunningham as Pretty Hitchhiker

David Calderisi as 'Yes' Executive

Sven Van de Ven as 'Yes' Executive

Errol Sitahal as 'Yes' Executive

Marc Strange as 'Toy-Car' Executive

Michael Ewing as Ticket Agent

Henry Gomez as Airport Cop

Lindsay Leese as Reservationist

Camilla Scott as Stewardess

Bunty Webb as 'Ay Caramba' Lady

Marilyn Boyle as Woman with Pen

Gino Marrocco as Cabbie

Gil Filar as Kid in Bank

Jonathan Wilson as Marty

Sandi Stahlbrand as News Reporter

Ron James as Bank Guard

Brian Kaulback as Bank Guard

Mark Ingram as Security Guard

Jim Codrington as Security Guard

Patricia Moffatt as Mrs. Nelson

Raymond Hunt as Restaurant Regular

Robbie Rox as Restaurant Regular

Jerry Schaefer as Restaurant Regular

Taylor Segal as Flower Girl

Jim Feather as Shotgun Farmer - Cow Tipping Scene (uncredited)

Ted Kavouris as Extra (uncredited)

Regis Lemke as Student (uncredited)

Jordan-Patrick Marcantonio as Teen at Gas Station (uncredited)