Answer
David Strathairn appeared in two Bourne films: The Bourne Ultimatum and The Bourne Legacy. Strathairn played Noah Vosen, a senior officer in the CIA's black ops division, in both films. In The Bourne Ultimatum, Vosen is the main antagonist, and he is ultimately killed by Jason Bourne. In The Bourne Legacy, Vosen is a supporting character, and he helps Bourne to escape from the CIA.