Kurt Russell

as Dexter Riley

Cesar Romero

as A.J. Arno

Joe Flynn

as Dean Higgins

William Schallert

as Professor Quigley

Alan Hewitt

as Dean Collingsgood

Richard Bakalyan

as Chillie Walsh

Debbie Paine

as Annie

Frank Welker

as Henry

Frank Webb

as Pete

Michael McGreevey

as Schuyler

Jon Provost

as Bradley

Bing Russell

as Angelo

Pat Harrington Jr.

as Moderator

Fritz Feld

as Sigmund Van Dyke

Kenner G. Kemp

as Extra

Leon Alton

as Collingsgood Associate (uncredited)

Ed Begley Jr.

as Student (uncredited)

Gail Bonney

as Winifred - Dean's Secretary (uncredited)

David Canary

as Mr. Walski (uncredited)

John Cliff

as Police Turnkey (uncredited)

Howard Culver

as Moderator (uncredited)

George DeNormand

as College of Knowledge Attendee (uncredited)

William Fawcett

as Dietes - College Regent (uncredited)

Robert Foulk

as Police Desk Sergeant (uncredited)

Duane Grey

as Police Detective at Raid (uncredited)

Myron Healey

as Police Detective (uncredited)

George Hoagland

as Crew Member (uncredited)

Jonathan Hole

as Scientist (uncredited)

Michael Jeffers

as Racetrack Patron (uncredited)

Byron Morrow

as Leonard - College Regent (uncredited)

George N. Neise

as College of Knowledge Sponsor (uncredited)

Joe Phillips

as Police Officer (uncredited)

Judson Pratt

as Detective in Gambling Raid (uncredited)

Leoda Richards

as Casino Patron (uncredited)

Cosmo Sardo

as Croupier (uncredited)

Jeffrey Sayre

as Man Seated in Control Room (uncredited)

Maida Severn

as Party Guest (uncredited)

Olan Soule

as TV Reporter (uncredited)

Gregory Morton

as Dr. Rufus Schmidt (uncredited)

Hal Taggart

as Waiter at Track (uncredited)

Peter Renaday

as Lt. Hannah

Heather Menzies

as Priscilla's Lady in Waiting (uncredited)

Arthur Tovey

as Pedestrian (uncredited)

Mark Russell

as Crew Member (uncredited)