Continuity mistake: 4.03 - The 15 Minutes Job. Parker gives the target her number on the napkin, tells the guy to call her and takes a drink. The way she holds the glass changes immediately.
Leverage (2008)
1 continuity mistake in season 4 - chronological order
Starring: Timothy Hutton, Christian Kane, Gina Bellman, Beth Riesgraf
Audio problem: When Hardison is talking to Carrey, just after he names his price ("30%"), there is a shot from a strange angle in which we hear Hardison talk while his mouth doesn't move at all.
The 10 Li'l Grifters Job - S4-E2
Trivia: Timothy Hutton is pretending to be Ellery Queen, the world's greatest detective. His real life father Jim Hutton played in the TV series "Ellery Queen" in which he was a detective.