Christopher Plummer
John Marshall Harlan
Frank Langella
Chief Justice Warren Burger
Ed Begley Jr.
Justice Harry Blackmun
Peter Gerety
William Brennan
Barry Levinson
Justice Potter Stewart
John Bedford Lloyd
Byron 'Whizzer' White
Fritz Weaver
Hugo Black
Harris Yulin
William O. Douglas
Danny Glover
Justice Thurgood Marshall
Benjamin Walker
Kevin Kennedy
Pablo Schreiber
Covert Becker
Ben Steinfeld
Sam Edelstein
Dana Ivey
Mrs. Paige
Kathleen Chalfant
Ethel Harlan
Lisa Joyce
Donna Connolly
Peter McRobbie
Erwin Griswold
Damian Young
Ramsey Clark
Chuck Cooper
Chauncey Eskridge
Victor Slezak
Marshal of the Court
Allie Woods Jr.
Petrus, Burger's Valet
Charlie Hewson
Burger's Clerk
Justin Swain
Burger's Second Clerk
Max Spitulnik
Blackmun's Clerk
Nate Dern
Blackmun's Second Clerk
James Francis Ginty
Brennan's Clerk
Will Cart
White's Clerk
Matt Stadelmann
Black's Clerk
Christopher McLinden
Black's Second Clerk
Keith Nobbs
Douglas's Clerk
Drew Gehling
Marshall's Clerk
Rachel Claire
Edelstein's Wife
Alex Dreier
Edelstein's Son
Greg Connolly
Doctor
Amy Tribbey
Nurse
Jon Gabrus
Stoned Clerk
Steven Hauck
Maitre D'
Pamela Stewart
Librarian
Kerry Malloy
Vietnam Vet
Ed Jewett
Tourist
Lizan Mitchell
Housekeeper
Mary Mulligan
Court Officer
Cameron Taylor
Black's Secretary
John Thomas Waite
Messenger
Bob Balaban
Lawyer (uncredited)
Muhammad Ali
Himself (archive footage)
Caroline Christl Long
Court Librarian
Andy Volin
Reporter