Michael Keaton

Character: Jack Frost

Kelly Preston

Character: Gabby Frost

Mark Addy

Character: Mac MacArthur

Joseph Cross

Character: Charlie Frost

Henry Rollins

Character: Sid Gronic

Mika Boorem

Character: Natalie

Andrew Lawrence

Character: Tuck Gronic

Eli Marienthal

Character: Spencer

Will Rothhaar

Character: Dennis

Taylor Handley

Character: Rory Buck

Paul F. Tompkins

Character: Audience Member

Dweezil Zappa

Character: John Kaplan

Jay Johnston

Character: TV Weatherman

Googy Gress

Character: Spencer's Dad

Wayne Federman

Character: Policeman Dave

Trevor Rabin

Character: Trevor (Lead Guitar)

Benjamin Brock

Character: Alexander

Joe Rokicki

Character: Mitch

Cameron Ferre

Character: Pudge

Ahmet Zappa

Character: Snowplow Driver

Steve Giannelli

Character: Referee

Jeff Cesario

Character: Radio Announcer

Scott Thomson

Character: Dennis' Dad

Scott Kraft

Character: Natalie's Dad

Jimmy Michaels

Character: Devil's Goalie

Ajai Sanders

Character: Interviewer

John Ennis

Character: Truck Driver

Golden Henning

Character: Bank Customer

Pat Crawford Brown

Character: Scorekeeper

Mr. Chips

Character: Chester The Dog

Denise Cheshire

Character: In Suit Performer

Bruce Lanoil

Character: In Suit Performer

Lili Haydn

Character: Lili (Violin)

Louis Molino III

Character: Lou (Drummer)

Scott Colomby

Character: Scott (Bass)

Nakia Burrise

Character: Bank customer (uncredited)

Mike Butters

Character: Devil's Coach (uncredited)

Rich Knight

Character: Club Goer (uncredited)

Jazzie Mahannah

Character: Featured (uncredited)

Rusty Nelson

Character: School Teacher (uncredited)

Jennifer Robertson

Character: Brooke (uncredited)

Moon Unit Zappa

Character: School Teacher (uncredited)