Stephen welcomes astrophysicist Neil deGrasse Tyson and a musical performance by Louis Cato.

Stephen welcomes TV host John Oliver and a musical performance by boygenius.

Stephen welcomes journalist Anderson Cooper and a musical performance by Japanese Breakfast.

Stephen welcomes actor Bob Odenkirk and comedian Fortune Feimster.

Stephen welcomes actor Arnold Schwarzenegger and a performance by Metric.

Stephen welcomes actress Kerry Washington and US Representative Maxwell Frost.

Stephen welcomes comic John Mulaney and a musical performance by Darius Rucker.

Stephen welcomes actress Jada Pinkett Smith and comic Ricky Velez.

Stephen welcomes actors Daniel Radcliffe, Jonathan Groff and Lindsay Mendez and a musical performance by Arlo Parks.

Stephen welcomes comic Jim Gaffigan and a musical performance by Caroline Polachek.

Stephen welcomes rock band Talking Heads and actor Mae Martin.

Stephen welcomes actor Keegan-Michael Key, producer Elle Key and filmmaker John Carpenter.

Stephen welcomes actor Henry Winkler and singer-songwriter Melissa Etheridge.

Stephen welcomes journalist John Dickerson with a musical performance by Alex Newell.

Stephen welcomes former United States Representative Adam Kinzinger and a musical performance by Willie Nelson.

Stephen welcomes transportation secretary Pete Buttigieg and singer Willie Nelson.

Stephen welcomes singer Barbra Streisand.

Stephen welcomes TV host Rachel Maddow and a musical performance by Gracie Abrams.

Stephen welcomes actor Paul Giamatti and actor Tom Blyth.

Stephen welcomes journalist Jonathan Karl and comic Maria Bamford.

Stephen welcomes television host David Letterman and a musical performance by The National.

Stephen welcomes actor Bradley Cooper and chef José Andrés.

Stephen welcomes actor Peter Dinklage and comic Tig Notaro.

Stephen welcomes former Representative Liz Cheney and a musical performance by Olivia Rodrigo.

Actress Taraji P. Henson; Jason Isbell and the 400 Unit perform.

Actor Jason Momoa; comic Robert Smigel.

Stephen welcomes director Greta Gerwig and actor Andrew Scott.

Stephen welcomes actor Kenan Thompson, a musical performance by Olivia Rodrigo, and First Drafts with Evie Colbert.

Stephen welcomes actor Adam Driver plus an interview with and musical performance by Jon Batiste.

Stephen welcomes rapper Nicki Minaj and The Indict-mare Before Christmas narrated by Liam Neeson.

Stephen welcomes journalist Anderson Cooper, TV host Andy Cohen, and a musical performance by Louis Cato with the Late Show Band.

Stephen welcomes comic/TV host Taylor Tomlinson and Barbra Streisand takes the Colbert Questionert.

Stephen welcomes journalist Gayle King, former professional basketball player Charles Barkley, and actor Ebon Moss-Bachrach.

Stephen welcomes actress America Ferrera and singer-songwriter Reneé Rapp.

Stephen welcomes actress Emily Blunt, actor Colman Domingo, and John Scofield sits in with Louis Cato & the Late Show Band.

Stephen welcomes musician Jeff Tweedy and a musical performance by Daniel Caesar and a special appearance by Taylor Tomlinson.

Stephen welcomes actor Clive Owen, actress Juno Temple and a musical performance by The Last Dinner Party.

Stephen welcomes rapper Common and comic Steven Wright.

Stephen welcomes comic Trevor Noah and American civil rights activist Ruby Bridges.

Stephen welcomes rapper André 3000 and author Jelani Cobb.

Stephen welcomes actor Austin Butler and actor Kingsley Ben-Adir.

Stephen welcomes filmmaker Martin Scorsese with a performance by Future Islands.

Stephen welcomes actor Bryan Cranston and journalist Michele Norris.

Stephen welcomes actress Emma Stone and Democratic National Committee chair Jaime Harrison.

Stephen welcomes actress Demi Moore and actor Paul Walter Hauser.

Stephen welcomes actor John Cena, writer Kwame Alexander and a musical performance by Asake.

Stephen welcomes Senator Elizabeth Warren and comic Usama Siddiquee.

Stephen welcomes journalist Joy-Ann Reid and basketball player A'ja Wilson.

Stephen welcomes filmmaker Christopher Nolan.

Stephen welcomes rapper André 3000 and actor Justin Hartley.

Stephen welcomes actor John Krasinski, actor Ryan Gosling, with a special appearance by Jon Stewart.

Stephen welcomes TV host John Oliver and a musical performance by Killer Mike.

Stephen welcomes actor Matt Damon and actress Danielle Pinnock.

Stephen welcomes actor Mark Wahlberg and actress Lily Gladstone.

Stephen welcomes singer Billy Joel and a musical performance by Chappell Roan.

Stephen welcomes actor Julio Torres.

Stephen welcomes actor Josh Brolin and Amanda Gorman & Jan Vogler.

Stephen welcomes journalist Chris Hayes and actress Carrie Preston.

Stephen welcomes actress Rebecca Ferguson and filmmaker Denis Villeneuve.

Stephen welcomes TV personality RuPaul and author Yuval Noah Harari.

Stephen welcomes Senator Bernie Sanders and a musical performance by Bleachers.

Stephen welcomes astrophysicist Neil deGrasse Tyson and a stand up performance by Ariel Elias.

Stephen welcomes political analyst John Dickerson and a musical performance by De La Soul.

Stephen welcomes actress Kristen Stewart and actor Tom Hollander.

Stephen welcomes actress Diane Lane and actor Patton Oswalt.

Stephen welcomes actor Paul Rudd and journalist Cecilia Vega.

Stephen welcomes an interview with and musical performance by Paul Simon.

Stephen welcomes justice Stephen Breyer and professional golfer Justin Thomas.

Stephen welcomes actress Carol Burnett and a musical performance by Waxahatchee & MJ Lenderman.

Stephen welcomes actor Liam Neeson and journalist Fareed Zakaria.

Stephen welcomes actress Hannah Waddingham and Matt Damon takes The Colbert Questionert.

Stephen welcomes journalist Savannah Guthrie and actor Tim Blake Nelson.

Stephen welcomes actress Gillian Anderson, actress Sonequa Martin-Green, and a musical performance by Remi Wolf.

Stephen welcomes actor Steve Buscemi and literary critic Henry Louis Gates Jr.

Stephen welcomes Rep. Alexandria Ocasio-Cortez and a musical performance by Tyla.

Stephen welcomes singer Maren Morris and actor Demetri Martin.

Stephen welcomes journalist Christiane Amanpour and actor Wilmer Valderrama.

Stephen welcomes author Salman Rushdie, actress Anna Sawai, and Terence Blanchard sits in with Louis Cato & the Late Show Band.

Stephen welcomes actor Orlando Bloom, actor George Takei, and a musical performance by Maggie Rogers.

Stephen welcomes actor John Lithgow and historian Doris Kearns Goodwin.

Stephen welcomes actress Sandra Oh, actor Reid Scott, and actor Daniel Radcliffe.

Stephen welcomes actress Jean Smart and actress Gayle Rankin.

Stephen welcomes actor Jeff Daniels, comic Hannah Einbinder, and Béla Fleck sits in with Louis Cato & the Late Show Band.

Stephen welcomes TV host Phil Keoghan, a musical performance by Jacob Collier, and Carol Burnett takes “The Colbert Questionert.”

Stephen welcomes actor John Leguizamo and attorney Laura Coates.

Stephen welcomes actor Ethan Hawke and actor Cedric the Entertainer.

Stephen welcomes actress Tiffany Haddish and screenwriter Meredith Scardino.

Stephen welcomes political analyst Jen Psaki and a musical performance by Elyanna.

Stephen welcomes Ryan Gosling takes “The Colbert Questionert” and actress Desi Lydic.

Stephen welcomes actor Steve Carell and a musical performance by Paul Simon.

Stephen welcomes singer Jennifer Hudson and actress Marisa Abela.

Stephen welcomes TV host George Stephanopoulos and comic Michelle Buteau.

Stephen welcomes David Letterman takes The Colbert Questionert, actress Claudia Jessie, and a musical performance by Norah Jones.

Stephen welcomes actress Sarah Paulson, actor Paul Scheer, and performance by the Broadway cast of “Merrily We Roll Along.”

Stephen welcomes an interview with and musical performance by Billie Eilish.

Stephen welcomes actress Anya Taylor-Joy and Second Gentleman Douglas Emhoff.

Stephen welcomes actor Chris Hemsworth and business magnate James Dyson.