Glee

What the World Needs Now (Season 6, Episode 6)

TV-14

TV Episode | 47 min | Comedy, Drama, Music

Brittany and Santana have to do some convincing; Mercedes encourages Rachel to go for her Broadway dreams.

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Cast	+ Add Cast
21 cast members

Name	Known for
Chris Colfer Kurt Hummel Kurt Hummel See fewer	Struck by Lightning (2012)
Darren Criss Blaine Anderson Blaine Anderson See fewer	Glee (2009)
Dot-Marie Jones Shannon Beiste (credit only) Shannon Beiste (credit only) See fewer	Glee (2009)
Jane Lynch Sue Sylvester (credit only) Sue Sylvester (credit only) See fewer	Wreck-It Ralph (2012)
Kevin McHale Artie Abrams Artie Abrams See fewer	Glee (2009)
Lea Michele Rachel Berry Rachel Berry See fewer	Glee (2009)
Matthew Morrison Will Schuester Will Schuester See fewer	Glee (2009)
Chord Overstreet Sam Evans Sam Evans See fewer	Glee (2009)
Amber Riley Mercedes Jones Mercedes Jones See fewer	Glee (2009)
Ken Jeong Pierce Pierce Pierce Pierce See fewer	The Hangover (2009)
Jennifer Coolidge Whitney S. Pierce Whitney S. Pierce See fewer	A Mighty Wind (2003)
Heather Elizabeth Morris Brittany S. Pierce (as Heather Morris) Brittany S. Pierce (as Heather Morris) See fewer	Glee (2009)
Naya Rivera Santana Lopez Santana Lopez See fewer	Glee (2009)
Becca Tobin Kitty Wilde Kitty Wilde See fewer	Glee (2009)
Ivonne Coll Alma Lopez Alma Lopez See fewer	Instinct (1999)
Samantha Marie Ware Jane Hayward Jane Hayward See fewer	Glee (2009)
Noah Guthrie Roderick Meeks Roderick Meeks See fewer	Glee (2009)
Marshall Williams Spencer Porter Spencer Porter See fewer	The Ice Road (2021)
Billy Lewis Jr. Mason McCarthy Mason McCarthy See fewer	Jesus Christ Superstar Live in Concert (2018)
Laura Dreyfuss Madison McCarthy Madison McCarthy See fewer	Voyagers (2021)
Ian Brennan Narrator (uncredited) Narrator (uncredited) See fewer	Glee (2009)