| Gentle Giant Albums |
| album | date | label |
| Octopus | 3 Dec 1990 | Universal Music B.V. |
| Gentle Giant | 21 May 1990 | Universal Music Ltd. |
| Acquiring The Taste | 17 Feb 1997 | Mercury Records Limited |
| Free Hand | 3 Nov 2009 | Caroline Third Party |
| The Power And The Glory | 3 Nov 2009 | Caroline Third Party |
| Three Friends | 1972 | Columbia |
| In A Glass House | 3 Nov 2009 | Caroline Third Party |
| Civilian | 28 Oct 1997 | One Way Inc |
| Interview | 3 Nov 2009 | Caroline Third Party |
| The Missing Piece | 3 Nov 2009 | Caroline Third Party |
| Giant For A Day | 3 Nov 2009 | Caroline Third Party |
| Edge of Twilight (disc 2) | | |
| Under Construction | | |
| On Reflection: The Ultimate Anthology | | |
| Edge of Twilight (disc 1) | | |
| Playing The Fool | 10 Mar 1999 | Bgo - Beat Goes on |
| Edge Of Twilight | 7 Oct 1996 | Mercury Records Limited |
| Live - Playing the Fool | 19 Mar 1996 | BGO |
| King Biscuit Flower Hour | | |
| In Concert | 1994 | BGO |
| Out of the Woods - The BBC Sessions | | |
| John Peel Session (16th Sept 1975) | 11 Jan 2010 | EMI UK |
| Experience | | |
| Power And The Glory | | |
| Out of the Woods: The BBC Sessions | | |
| Scraping the Barrel | | |
| Free Hand/Interview | | |
| The Last Steps | 11 Nov 1996 | |
| Playing The Fool - The Official Live | 3 Nov 2009 | Caroline Third Party |
| Under Construction (disc 2) | | |
| Totally out of the Woods: The BBC Sessions | | |
| King Biscuit Flower Hour Live | | |
| Under Construction (disc 1) | | |
| Totally Out of the Woods | | |
| The Missing Face | | |
| The Missing Piece + Giant for a Day | | |
| Way of Life | | |
| Interview in Concert | | |
| Out of the Fire | | |
| Live on the King Biscuit Flower Hour | 1998 | BGO |
| In a Palesport House | | |
| Prologue | | |
| Missing Piece | | |
| Live in New York 1975 | | |
| Live in Rome 1974 | | |
| Endless Life | | |
| Artistically Cryme | | |
| Scraping the Barrell | | |
| Madlib - The Crates | | One Way |
| Edge of Twilight/Best of | | |
| Playing the Cleveland | | |
| Live in New York | | |
| Playing the Fool/Civilian | | |
| Santa Monica Freeway | | |
| Out of the Fire: Live on the BBC 1973 & 1978 | | |
| Last Steps | | |
| Tall Tale | | |
| Live in Santa Monica 1975 | | |
| Last Steps: Live 1980 | | |
| Freehand/Interview | | |
| Live in Rome | | |
| The Power & The Glory... | | |
| In Terview (35th Ann Ed) | | |
| 1975 Live In New York | | |
| 19741975 Prologue Live | | |
| Underconstruction | | |
| Playing the Cleveland/Live 197 | | |
| On Reflection | | |
| Last Steps | | |
| Artstically Cryme/2cd | | |
| Live in Ny 1975 | | |
