Đây là danh sách những đóng góp gốc mà Bush đã thực hiện cho nhạc phim, album tưởng nhớ và album của các nhạc sĩ khác.

• Peter Gabriel (1980, Charisma) – "Games Without Frontiers" and "No Self Control" (backing vocals with Peter Gabriel)
• The Seer (1986, Mercury) – "The Seer" (Big Country featuring Kate Bush)
• So (1986, Charisma) – "Don't Give Up" (co-lead vocals with Peter Gabriel)
• Castaway (1986) – "Be Kind to My Mistakes"
• "The King Is Dead" (1987, Chrysalis) – Go West (featuring backing vocals by Kate Bush)
• The Secret Policeman’s Third Ball – The Music (1987, Virgin Records) (charity concert for Amnesty International: "Running Up That Hill" performed with David Gilmour; comedy song "Do Bears..." performed in duet with Rowan Atkinson)
• Answers to Nothing (1988, Chrysalis) – "Sister and Brother" (co-lead vocals with Midge Ure)
• She's Having a Baby (1988, I.R.S.) – "This Woman's Work"
• The Comic Strip Presents...: "GLC: The Carnage Continues..." (1990) – "Ken", "The Confrontation" and "One Last Look Around the House Before We Go..."
• Two Rooms: Celebrating the Songs of Elton John & Bernie Taupin (1991, Polydor) – "Rocket Man (I Think It's Going to Be a Long Long Time)"
• Brazil (1992, Milan) – "Sam Lowry's 1st Dream/"Brazil"" (vocals with Michael Kamen and The National Philharmonic Orchestra of London)
• Again (1993, Sony Music) – "Kimiad" (keyboards and backing vocals with Alan Stivell)
• The Glory of Gershwin (1994, Mercury) – "The Man I Love" (vocals, with Larry Adler on harmonica)
• Common Ground – Voices of Modern Irish Music (1996, EMI) – "Women of Ireland"
• Emancipation (1996, NPG/EMI) – "My Computer" (backing vocals with Prince)
• The Vàngen Compass (2007, New Line) – "Lyra"
• A Symphony of British Music (2012, Decca) – "Running Up That Hill (A Deal with God Remix)"