《Big Bang Life 11th Season》Cast

John Mark Galecki (born April 30, 1975) is an American actor. He is known for playing David Healy in the ABC sitcom Roseanne from 1992 to 1997 and Dr. Leonard Hofstadter in the CBS sitcom The Big Bang Theory since 2007. Galecki also appeared in the films National Lampoon's Christmas Vacation (1989), Prancer (1989), Suicide Kings (1997), I Know What You Did Last Summer (1997), Bookies (2003), and In Time (2011).

James Joseph Parsons (born March 24, 1973) is an American actor. He is known for playing Sheldon Cooper in the CBS sitcom The Big Bang Theory. He has received several awards for his performance, including four Primetime Emmy Awards for Outstanding Lead Actor in a Comedy Series and the Golden Globe Award for Best Actor in a Television Series Musical or Comedy.

Kaley Christine Cuoco is an American actress. After a series of supporting film and television roles in the late 1990s, she landed her breakthrough role as Bridget Hennessy on the ABC sitcom 8 Simple Rules, on which she starred from 2002 to 2005.

Simon Maxwell Helberg is an American actor, comedian, and musician. He is best known for his role as Howard Wolowitz in the sitcom The Big Bang Theory, for which he won the Critics' Choice Television ...