Rufus Wainwright

Ghost Train Orchestra, Kronos Quartet (string quartet), Rufus Wainwright (vocals), Marissa Nadler, Joan As Police Woman, Jarvis Cocker, Petra Haden, Sam Amidon

Renée Zellweger, Miranda Playfair (violin), Pat White (trumpet), Mike Lovatt (trumpet), Paul Clarvis (percussion), John Mills (violin), Ian Thomas (drums), Jamie Talbot (tenor saxophone), Jeremy Isaac (violin), Phil Todd (alto saxophone), Ruth Rogers (violin), Vicky Matthews (cello), Howard McGill (baritone saxophone), Schlomy Dobrinsky (violin), Tim Gill (cello), Richard Edwards (trombone), Elizabeth Cooney (violin), Adam Goldsmith (acoustic guitar), Andrew Gathercole (trumpet), Andy Wood (trombone), Dave Hartley (piano), Dave Stewart (bass trombone), Corinne Chappelle (violin), Chris Hill (upright bass), Ben Buckton (violin), Bozidar Vukotic (cello), Caroline Dale (cello), Graeme Blevins (alto saxophone), Ciaran McCabe (violin), Phil Todd (alto), Pete North (bass trombone), Andrew Harvey (violin), Charis Jenson (violin) Matt Dunkley

RJD2, Duke Ellington (piano), John Coltrane (tenorsaxophone), Aaron Bell (doublebass), Elvin Jones (drumkit), Rufus Wainwright (vocals), Ryan Shore, Le Tigre, Stacey Kent (vocals), Daniel Merriweather, Ray Lamontagne, Debbie Nova, Bugge Wesseltoft (piano), Sidsel Endresen, Rachael Yamagata

Barbara Bonney, Bryan Ferry, Annie Lennox, Rufus Wainright, John Hurt, Kenneth Branagh, Diana Rigg, Joseph Fiennes, Imelda Staunton, Alan Rickman

David Johansen, Vince Giordano & The Nighthawks, Stephen DeRosa, Elvis Costello, Liza Minnelli, Leon Redbone, St. Vincent, Pokey LaFarge, Neko Case, Karen Elson, Margot Bingham, Rufus Wainwright (vocals), Kathy Brier, Chaim Tannenbaum, Loudon Wainwright III, Patti Smith, Matt Berninger

Self, Smash Mouth, Leslie Carter, Dana Glover, Baha Men, Halfcocked, Eels, Mark Goldenberg (guitar), Mark Goldenberg (keyboards), Tommy Walter (bass guitar), E (piano), E (guitar), Jason Wade, Michael Klooster (keyboards), Kevin Coleman (drums), Mark Camp (unknown), Dana Pfeffer (unknown), John Gove (trombone), Paul DeLisle (guitar), Eric Valentine (additional keyboards), Eric Valentine (vibraphone), Greg Camp (guitar), The Proclaimers, Eddie Murphy, Harry Gregson-Wiliams

Rufus Wainwright

Bob Bernstein (pedal steel), Gustavo Santaolalla (organ), Willie Nelson, Gabe Witcher (fiddle), Tony Garnier (acoustic guitar), George Recile (drums), Mickey Raphael (harmonica), Anibal Kerpel (hammond b3), Emmylou Harris, Gustavo Santaolalla (guitar), Helik Hadar (co-mixer), Dean Parks (guitar), David Mansfield (mandolin), Matthew Johnson (drums), Jeffrey Hill (upright bass), Rich Ruttenberg (piano), Larry Klein (co-mixer), Gary Tallent (bass guitar), Carmella Ramsey (fiddle), Dan Dougmore (steel guitar), Greg Morrow (drums), Ray Kennedy (electric guitar), Mary McBride, Mike Turner (guitar), Bob Glaub (bass guitar), Mike Clarke (drums), Teddy Thompson, Anibal Kerpel (piano), Jackie Greene, Randy Crenshaw (background vocalist), The Gas Band, Linda Ronstadt, Rufus Wainwright

Royalties Cast, Kether Donohue, Darren Criss, Rufus Wainwright (vocals), CJ Baran (programmer, additionalproducer), Tim Davis (choirarranger), Lil Rel Howery, KingJet, Two Fresh (programmer), Bonnie McKee, Cameron Montgomery (programmer), Mark Hamill, Young Skeptics (programmer), Robopop (programmer), Jordan Fisher, Julianne Hough, Matthew Morales (programmer), Jackie Tohn, Jennifer Coolidge, NIve, Sabrina Carpenter, Ryan Lerman (stringarranger, guitar)

Family Choir, Emma Cerchi, Victoria Sio, Elvis Presley, Rad Robinson (vocal), Jon Dodson (vocal), Charles Prescott (vocal), Vito Mumolo (guitar), Mike "Myer" Rubin (bass), Richard Cornell (drums), Luther Roundtree (banjo), Dom Frontieri (accordion), Rufus Wainwright (vocals), Valerie Lemercier

David Johansen, Vince Giordano & The Nighthawks, Stephen DeRosa, Elvis Costello, Liza Minnelli, Leon Redbone, St. Vincent, Pokey LaFarge, Neko Case, Karen Elson, Margot Bingham, Rufus Wainwright (vocals), Kathy Brier, Chaim Tannenbaum, Loudon Wainwright III, Patti Smith, Matt Berninger

Jeff Russo, Rufus Wainwright (vocals)

Ghost Train Orchestra, Kronos Quartet (string quartet), Rufus Wainwright (vocals), Marissa Nadler, Joan As Police Woman, Jarvis Cocker, Petra Haden, Karen Mantler, Sam Amidon, Aoife O'Donovan, Brian Carpenter, Joan Wasser