She may have been hysterically distraught throughout the scene but moments later in between takes, Julia was cracking up with laughter.
The actress appeared alongside Julianne Nicholson, who appeared to be pointing out something rather funny to the group
Not her usual look: She wore jeans and layered tops for the part of Barbara Weston
The Boardwalk Empire star also dressed in a dowdy fashion, donning a blue shire a brown flared trousers with her hair tied back into a ponytail.