Chuck: Season 1, Episode 2

1 - 2: Chuck Versus the Helicopter

When a doctor who is brought in to recover the data from Chuck's mind is killed, Casey and Sarah turn against each other. Chuck eventually believes Sarah to be the killer, which causes a tense situation when the two of them attend a dinner hosted by his sister. It turns out that the doctor faked his death and kidnaps Sarah in order to force her to tell him where Chuck is because he wants to sell the secrets. While trying to rescue her, Chuck is captured. After a struggle inside a helicopter, Chuck finds himself forced to pilot the vehicle to safety.