The unflattering leaks -- including a producer labeling Angelina Jolie a "minimally talented spoiled brat" -- have thrown Sony into damage control mode, amid few signs they are going to stop any time soon.
Other revelations have included the salaries of top executives and stars, unpublished scripts and the aliases used by some celebrities to lay low when they check into hotels.
Sony Pictures Entertainment is battling to contain the fallout from a massive hacking attack which some have blamed on North Korea, angry at a forthcoming movie which lampoons the reclusive state's leader.
"Would he like to finance some movies?" joked Rudin, to which Pascal reoplied: "I doubt it. Should I ask him if he liked DJANGO?" -- a reference to Quentin Tarantino slave movie "Django Unchained."
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Rudin shot back: ""12 Years" -- harrowing historical drama "12 Years a Slave."
Pascal retorted: "Or the Butler" -- Lee Daniels' "The Butler," about a black butler who serves generations of presidents at the White House.
Pascal apologized for her remarks today, saying: "The content of my emails were insensitive and inappropriate but are not an accurate reflection of who I am.
Rudin -- who did not reply to a request for comment -- was also behind the scathing comments about Jolie and a planned movie about Cleopatra, with Jolie in the title role.
"I'm not destroying my career over a minimally talented spoiled brat who thought nothing of shoving this off her plate for 18 months so she could go direct a movie," Rudin wrote.
"She's a camp event and a celebrity ... There is NO relationship with any movie star ... That requires our willingness to prostrate ourselves this way in the face of childish, irresponsible, willful and un-partnerly behavior."
Earlier this week, a group which claims to have hacked Sony's servers demanded its movie studio pull a soon-to-be-released comedy depicting a fictional CIA plot to kill North Korea's leader.