Elenco - Six by Sondheim
Darren Criss
Frank
Jeremy Jordan
Charley
America Ferrera
Self / Mary
Stephen Sondheim
Self / Joe
Jarvis Cocker
Crooner
Yvonne De Carlo
Self (archive footage)
Jackie Hoffman
Singer #17
Dean Jones
Self (archive footage)
Angela Lansbury
Mrs. Lovett (archive footage)
Bette Midler
Mama Rose (archive footage)
Laura Osnes
Beth
Barbara Barrie
Self (archive footage)
Charles Braswell
Self (archive footage)
Susan Browning
Self (archive footage)Judy Bruno Bennett
Former Flapper
Glenn Close
Self (archive footage)
George Coe
Self (archive footage)
John Cunningham
Self (archive footage)
Judi Dench
Self (archive footage)Steve Elmore
Self (archive footage)
George Hearn
Sweeney Todd (archive footage)
Beth Howland
Self (archive footage)
Hugh Jackman
Curly (archive footage)
Glynis Johns
Self (archive footage)Larry Kert
Tony (archive footage)
Charles Kimbrough
Self (archive footage)
Patti LaBelle
Self (archive footage)
Gypsy Rose Lee
Self (archive footage)Jill Lord
Audience LadyMerle Louise
Self (archive footage)
Donna McKechnie
Self (archive footage)
Ethel Merman
Self (archive footage)
Donna Murphy
Fosca (archive footage)
Pamela Myers
Self (archive footage)
Mandy Patinkin
Self (archive footage)