Played by Stella Gonet

First Appearance:
10/07/2007 (S9 E39)

Last Appearance:
01/09/2009 (S11 E46)

Position:
Chief Executive Officer

Background:
Jayne’s a witty and ambitious go-getter who strives relentlessly to achieve her aims. She’s a force to be reckoned with and doesn’t suffer fools gladly.