- as Arthur Edens
- as Barry Grissom
- as Marty Bach
- as Karen Crowder
- as Michael Clayton
- as Player #1
- as Player #2
- as Walter (Voice)
- as Mr. Greer
- as Mrs. Greer
- as Henry Clayton
- as Ivy
- as Gerald
- as Gabe Zabel
- as Del (Voice)
- as Pam
- as Wendy (Voice)
- as Evan (Voice)
- as Don Jeffries
- as Interviewer
- as Jail Guard
- as Anna
- as Lieutenant Elston
- as Milwaukee Captain
- as Third Year
- as Fifth Year
- as Fourth Year
- as Mr. Verne
- as Mr. Iker
- as Anna's Sister
- as Cindy Bach
- as Raymond Clayton
- as Gene Clayton
- as Timmy Clayton
- as Detective Dalberto
- as Jeff Gaffney
- as Copy Kid
- as Attorney #1
- as Partner
- as First Associate
- as Second Associate
Watch "Michael Clayton":