WATCH: Sneak Peek of all-new GLEE episode - 'Glease'

GLEE: The boys performing in the "Glease" episode of GLEE airing Thursday, Nov. 15 (9:00-10:00 PM) on FOX 50. L-R: Harry Shum Jr., Samuel Larsen, Chord Overstreet, Blake Jenner and Jacob Artist.

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By FOX50.com

Story Created: Nov 14, 2012 at 1:01 PM EDT

Story Updated: Nov 14, 2012 at 5:42 PM EDT

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Rachel and Kurt pay a visit to Lima as the glee club launches its production of “Grease.” Meanwhile, Cassandra July returns to shake things up in Rachel’s life, and Santana comes back to lend a helping hand in the all-new “Glease” episode of GLEE airing on Thursday, Nov. 15 (9:00-10:00 PM) on FOX 50. (GLE-406) (TV-14)

Cast: Matthew Morrison as Will Schuester; Jane Lynch as Sue Sylvester; Lea Michele as Rachel Berry; Cory Monteith as Finn Hudson; Chris Colfer as Kurt; Kevin McHale as Artie; Amber Riley as Mercedes; Mark Salling as Puck; Jenna Ushkowitz as Tina; Naya Rivera as Santana Lopez; Dianna Agron as Quinn; Heather Morris as Brittany; Darren Criss as Blaine Anderson; Chord Overstreet as Sam Evans; and Jayma Mays as Emma Pillsbury.

Guest Cast: Kate Hudson as Cassandra July; Dot Jones as Coach Beiste; Vanessa Lengies as Sugar Motta; Samuel Larsen as Joe Hart; Jacob Artist as Jake Puckerman; Melissa Benoist as Marley Rose; Dean Geyer as Brody Weston; Becca Tobin as Kitty; Iqbal Theba as Principal Figgins; Alex Newell as Wade Adams and Blake Jenner as Ryder Lynn.