Kirsten Dunst
as Betsy Jobs

Michelle Williams
as Arlene Lorenzo

Dan Hedaya
as President Richard M. Nixon

Will Ferrell
as Bob Woodward

Bruce McCulloch
as Carl Bernstein

Teri Garr
as Helen Lorenzo

Dave Foley
as Bob Haldeman

Jim Breuer
as John Dean

Ana Gasteyer
as Rose Mary Woods

Harry Shearer
as G. Gordon Liddy

Saul Rubinek
as Henry Kissinger

Devon Gummersall
as Larry Jobs

Ted McGinley
as Roderick

Ryan Reynolds
as Chip

G. D. Spradlin
as Ben Bradlee

Shannon Lawson
as Kay Jobs

Karl Pruner
as Frank Jobs

Brenda Devine
as Mrs. Spindler

Jonathan Rannells
as First G-Man

Paulino Nunes
as Second G-Man

Michael Dyson
as Burglar #1

Jerry Schaefer
as Burglar #2

Jack Mosshammer
as Fat Freddy

Karen Waddell
as White House Secretary

Richard Fitzpatrick
as John Erlichman

Cole Barrington
as Student #1

Scott Wickware
as White House Guard

Mark Lutz
as Hunky Secret Service Man

Kedar Brown
as Mr. Samovar

Paul Wildbaum
as Shredder Man

Kerry Dorey
as Payola Man

Len Doncheff
as Leonid Brezhnev

Igor Portnoi
as Russian Translator

Jennifer Wigmore
as Washington Post Receptionist

Jane Moffat
as Kissing Secretary

Rob Nickerson
as 1st Police Officer

Bernard Browne
as 2nd Police Officer

Rummy Bishop
as Newsstand Guy

Deborah Grover
as Pat Nixon

Stephen Jared
as FBI Agent

Michael Eric Kramer
as TV News Reporter

Mike Anscombe
as TV News Anchor

French Stewart
as The Interviewer

David Berni
as Secret Service Agent (uncredited)

Barry Goldwater
as Self (archive footage) (uncredited)

Michael Kaufman
as Teen Tourist (uncredited)

Chad Ridgely
as Hippy (uncredited)

Jade Wu
as Tourist (uncredited)