Jerry Seinfeld (TV Actor/ Comedian) Status: Balding

Jerome Allen "Jerry" Seinfeld (born April 29, 1954) is an American stand-up comedian, actor, writer, and television/film producer, best known for playing a semi-fictional version of himself in the sitcom Seinfeld (1989–1998), which he co-created and co-wrote with Larry David, and, in the show's final two seasons, co-executive-produced.
In his first major foray back into the media since the finale of Seinfeld, he co-wrote and co-produced the film Bee Movie, also voicing the lead role of Barry B. Benson. In February 2010, Seinfeld premiered a reality TV series called The Marriage Ref on NBC. Seinfeld directed Colin Quinn in the Broadway show Long Story Short at the Helen Hayes Theater in New York which ran until January 8, 2011.
Seinfeld is known for specializing in observational humor, often focusing on personal relationships and uncomfortable social obligations. In 2005, Comedy Central ranked Jerry Seinfeld 12th out of 100 as the greatest comedians of all time in its five-part special The 100 Greatest Standups Of All Time.^[7]

John Mahoney (TV Actor- Frasier) Status: Balding

Patrick John Mahoney (20 June 1940) is an English-born American actor. He started his career on the stage in 1977, moving into film in 1980. He played Martin Crane in the American sitcom Frasier on NBC from its inception in 1993 until the final episode in 2004. He has also worked as a voice actor, and performed on Broadway and in Chicago theatre.

Clark Gregg (Actor) Status: Balding

Robert Clark Gregg (born April 2, 1962) is an American actor, screenwriter and director, best known for his role as Phil Coulson in the films Iron Man (2008), Iron Man 2 (2010), Thor (2011), and Marvel's The Avengers (2012), and in the upcoming television series Marvel's Agents of S.H.I.E.L.D., which will air on the ABC network. He also voices the character on the animated television series Ultimate Spider-Man. Gregg has also co-starred as Christine Campbell's ex-husband Richard in the CBS sitcom The New Adventures of Old Christine, which debuted in March 2006 and concluded in May 2010. He is also known for playing FBI Special Agent Mike Casper on the NBC series The West Wing and Cam, the on-and-off boyfriend of Jack (and client of Grace) on the NBC series Will & Grace.

Michael Emerson (TV Actor) Status: Balding

Michael Emerson (born September 7, 1954) is an American film and television character actor who is perhaps best known for his roles as serial killer William Hinks in The Practice, Benjamin Linus on Lost, and as Harold Finch on the CBS series Person of Interest.

Jason Alexander (TV Actor) Status: Bald but now wears a hairpiece.

Jay Scott Greenspan (born September 23, 1959) better known by his professional name of Jason Alexander, is an American actor, director, producer, writer, singer, and comedian. He is best known for his role as George Costanza on Seinfeld, appearing from 1989 to 1998. He also has had an active career on the stage, appearing in several Broadway musical including Jerome Robbins' Broadway in 1989, for which he won the Tony Award as Best Leading Actor in a Musical. He appeared in the Los Angeles production of The Producers with Martin Short. He is the Artistic Director of "Reprise! Broadway's Best in Los Angeles," where he has directed several musicals. Alexander is also an avid poker player.

Jason Alexander now wears a hairpiece.