Name	Known for
Stephen Colbert Self - Host Self - Host See fewer	The Late Show with Stephen Colbert (2015)
Katie Couric Self Self See fewer	Zoolander 2 (2016)
Gabby Barrett Self - Musical Guest Self - Musical Guest See fewer	Gabby Barrett: The Good Ones (2019)
Jon Batiste Self - Musical Director Self - Musical Director See fewer	Soul (2020)
Stay Human Themselves - House Band Themselves - House Band See fewer	The Late Show with Stephen Colbert (2015)
Boris Johnson Self (archive footage) Self (archive footage) See fewer	Have I Got News for You (1990)
Tom Brady Self (archive footage) Self (archive footage) See fewer	Entourage (2015)
Mike Evans Self (archive footage) Self (archive footage) See fewer
Isaac Littlejohn Eddy Blue Man (archive footage) Blue Man (archive footage) See fewer	The Job (2005)
Brett Gillen Blue Man (archive footage) Blue Man (archive footage) See fewer	The Substance (2024)
Russell Rinker Blue Man (archive footage) Blue Man (archive footage) See fewer	20 Dollar (2011)
Jen Spyra Self - Announcer (voice) Self - Announcer (voice) See fewer	The Late Show with Stephen Colbert (2015)