Mark Cendrowski
Bill Prady
Johnny Galecki
饰:Leonard Hofstadter 莱纳德·霍夫斯塔特
Jim Parsons
饰:Sheldon Cooper 谢尔顿·库珀
Simon Maxwell Helberg
饰:Howard Wolowitz 霍华德·沃洛维茨
Melissa Rauch
饰:Bernadette Wolowitz 伯纳黛特·沃洛维茨
Kevin Sussman
饰:Stuart Bloom 斯图尔特·布鲁姆
Laura Spencer
饰: Emily
Kaley Christine Cuoco
饰:Penny Hofstadter 佩妮·霍夫斯塔特
Kunal Nayyar
饰:Raj Koothrappali 拉杰什·库斯拉帕里
Mayim Bialik
饰:Amy Farrah Fowler 艾米·法拉·福勒
John Ross Bowie
饰: Barry Kripke 巴里·克里普克
Jane Kaczmarek
饰: Gallo
Melissa Tang
饰: Mandy Chow
Jim Meskimen
饰: 牧师
Elena Campbell-Martinez
饰: Maria
Alessandra Torresani
饰: Claire
Analeigh Tipton
饰: Vanessa Bennett
Michael Rapaport
饰: Kenny Fitzgerald
Adam West
饰:自己
Judd Hirsch
饰: Alfred Hofstadter
Christine Baranski
饰: Beverly Hofstadter
Stephen Merchant
饰: Dave Gibbs
Keith Carradine
饰: Wyatt
Casey Sander
饰: Mike Rostenkowski
Stephen Hawking
饰:自己
Brian Smith
饰: Zack Johnson
Wil Wheaton
饰:自己
Elon Musk
饰:自己
Sara Gilbert
饰: Leslie Winkle 莱斯利·温克尔
Laurie Metcalf
饰: Mary Cooper
Bob Newhart
饰: Arthur Jeffries
饰:Receptionist
Bill Prady
Chuck Lorre
Steve Holland
Anthony Del Broccolo
David Goetsch
Saladin K. Patterson
Jim Reynolds
Eric Kaplan
Maria Ferrari
Steven Molaro
Tara Hernandez
Anthony Del Broccolo
Tara Hernandez
Peter Chakos
Peter Chakos
John Shaffner
Peter Chakos
Nikki Valko
John Shaffner
Benjamin Steeples
Nikki Valko
选角
John Shaffner
Jim Reynolds
Maria Ferrari
Steve Holland
Chuck Lorre
Bill Prady
David Goetsch
Steven Molaro
Eric Kaplan
Peter Chakos