Leah replaced Erinn Hayes who played Kevin's wife on the first season which Leah appeared on the last episode of as Vanessa Cellucci, a former cop.
The project is currently seeking other stars for the major roles in the show.
But according to McCurdy Grande hasn't commented publicly , these squabbles were more sisterly than anything else.
On the show, Rachel and Santana began as bitter rivals.
Seven of Nine arrived on the scene as a foil to Captain Janeway, much as Spock was to Captain Kirk in the original series.
According to reports based on clothes she wore that were later auctioned off, Marilyn's waistline fluctuated from around 23 to 28 inches.