Party Lines - S1-E16
Continuity mistake: Agent Wells is wearing a green jacket with a black bag. In the next shot, she is wearing an orange jacket with a red bag on her back. (00:36:50)

Starring: Kiefer Sutherland, Natascha McElhone, Kal Penn, Adan Canto, Italia Ricci
Party Lines - S1-E16
Continuity mistake: Agent Wells is wearing a green jacket with a black bag. In the next shot, she is wearing an orange jacket with a red bag on her back. (00:36:50)
Continuity mistake: When Agent Wells drives the van filled with bombs out of the parking structure both back doors of the van are open revealing the bombs, in the next shot both doors are closed.
Seth Wright: Mr. President.
Tom Kirkman: You don't need to get up every time I walk into a room. I'm not the Queen.
Seth Wright: No, sir. Virtually no resemblance.
Question: Why did Lyor, Mike, Brenda, Hookstaten, and Chuck randomly disappear from the series?
Answer: It's a recurring theme on the show. Characters come and go depending on the storyline. General Cochrane, Tyler Richmond, Abe Leonard, etc.