Deliberate mistake: Although it is later revealed that Sarah is the intruder, the person fighting is male.
Chuck (2007)
1 deliberate mistake in season 1 - chronological order
Starring: Adam Baldwin, Zachary Levi, Yvonne Strahovski, Sarah Lancaster, Joshua Gomez, Vik Sahay
Chuck Versus the Break-Up - S2-E3
Continuity mistake: When Morgan cuts the power to the home cinema room at Buy More and the angry black guy storms out, the circuit breaker box is still open. Yet, when he grab hold of Morgan a second later, the box has closed itself. (00:12:20)
Sarah Walker: Come any closer, I shoot.
John Casey: You shoot him, I shoot you, I leave both your bodies here and go out for a late night snack. I'm thinking maybe pancakes.
Chuck Versus the Helicopter - S1-E2
Trivia: During the test where Chuck is shown a series of images, he mentions an "Oceanic flight" that was shot down. "Oceanic" is the name given to many ill-fated fictional airlines, and has been used in films like "Executive Decision" and TV shows like "Lost".