Matt Damon (Edward Wilson)
Angelina Jolie (Clover/Margaret Russell)
Alec Baldwin (Sam Murach)
Tammy Blanchard (Laura)
William Hurt (Philip Allen)
Timothy Hutton (Thomas Wilson)
Mark Ivanir (Valentin Mironov #2)
Gabriel Macht (John Russell Jr.)
Lee Pace (Richard Hayes)
Joe Pesci (Joseph Palmi)
Eddie Redmayne (Edward Wilson Jr.)
John Sessions (Valentin Mironov #1/Yuri Modin)
Oleg Stefan (Ulysses/Stas Siyanko)
John Turturro (Ray Brocco)
Billy Crudup (Arch Cummings)
Robert De Niro (Bill Sullivan)
Keir Dullea (Senator John Russell Sr.)
Michael Gambon (Dr. Fredericks)
Martina Gedeck (Hanna Schiller)