Monday through Friday, 11:35 PM-12:37 AM, ET/PT

(*Denotes changes and/or additions to previous schedule

(n) Denotes new broadcast)

Thursday, Sept. 20    Actor Nathan Lane; 2012 IndyCar champion Ryan Hunter-Reay; musical guests The Killers (n)

Friday, Sept. 21         Actor Bruce Willis; comedian Brian Regan; musical guests The Heavy

*Monday, Sept. 24    Actor Steve Martin; musical guest Gotye (n)

Tuesday, Sept. 25      Actress Kaley Cuoco from the CBS comedy series “The Big Bang Theory”; musical guests The Whigs (n)

Wednesday, Sept. 26 Actress Sofia Vergara; actor Jonny Lee Miller from the new CBS drama series “Elementary” (n)

Thursday, Sept. 27     Television personality Regis Philbin; musical guest Lupe Fiasco (n)

Friday, Sept. 28         Comedian Tom Dreesen; musical guest Dwight Yoakam (n)

Monday, Oct. 1          Talk show host Stephen Colbert; musical guest Martha Wash (n)

*Tuesday, Oct. 2       Actor Martin Short; actress Kat Dennings from the CBS comedy series “2 Broke Girls” (n)

RATING: TV-PG (Rating may change on day of broadcast due to specific subject matter.)

Photos available at www.cbspressexpress.com

Official CBS Website:  http://www.cbs.com/shows/late_show/

Facebook:  http://www.facebook.com/Letterman

Twitter:  http://twitter/#!/Late_Show

CBS Twitter: http://twitter.com/#!/CBSTweet

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Press Contact: Kim Izzo-Emmet  212-975-3820 krizzo-emmet@cbs.com

Photo Contact: Jeffrey Staab       212-975-4107 jrstaab@cbs.com