Inverness Caledonian Thistle F.C. in their 12th season in Scottish football competing in the Scottish Premier League, Scottish League Cup and the Scottish Cup in season 2005–06.
| Club: | Inverness Caledonian Thistle F.C. |
| Season: | 2005–06 |
| Manager: | Craig Brewster (to January) Charlie Christie (from January) |
| Mgrtitle: | Manager |
| Chrtitle: | Chairman |
| League: | Scottish Premier League |
| League Result: | 7th |
| Cup1: | Scottish Cup |
| Cup1 Result: | 4th Round |
| Cup2: | Scottish League Cup |
| Cup2 Result: | 4th Round |
| League Topscorer: | Craig Dargo (17) |
| Season Topscorer: | Craig Dargo (20) |
| Highest Attendance: | 7,512 vs. Rangers, 6 August 2005 |
| Lowest Attendance: | 917 vs. Alloa Athletic, 24 August 2005 |
| Prevseason: | 2004–05 |
| Nextseason: | 2006–07 |
| Match Day | Date | Opponent | H/A | Score | ICT Scorer(s) | Attendance |
|---|---|---|---|---|---|---|
| 1 | 30 July | Falkirk | A | 2–0 | Brewster (2) | 4,561 |
| 2 | 6 August | Rangers | H | 0–1 | 7,512 | |
| 3 | 13 August | Dunfermline Athletic | A | 1–0 | Fox | 5,005 |
| 4 | 20 August | Kilmarnock | H | 2–2 | Brewster (2) | 4,119 |
| 5 | 28 August | Dundee United | A | 1–1 | Brewster | 6,718 |
| 6 | 10 September | Motherwell | H | 1–2 | Brewster | 4,018 |
| 7 | 17 September | Heart of Midlothian | H | 0–1 | 6,704 | |
| 8 | 24 September | Celtic | A | 1–2 | Wyness | 57,247 |
| 9 | 2 October | Hibernian | A | 2–1 | Proctor, Wyness | 11,683 |
| 10 | 15 October | Aberdeen | H | 1–1 | 6,809 | |
| 11 | 22 October | Livingston | A | 1–1 | Morgan | 3,372 |
| 12 | 26 October | Falkirk | H | 0–3 | 3,660 | |
| 13 | 29 October | Rangers | A | 1–1 | Dargo | 47,867 |
| 14 | 5 November | Dunfermline Athletic | H | 2–1 | Black, Proctor | 3,728 |
| 15 | 19 November | Kilmarnock | A | 2–2 | Bayne, Dargo | 4,708 |
| 16 | 26 November | Dundee United | H | 1–1 | Tokely | 3,239 |
| 17 | 3 December | Motherwell | A | 2–0 | Dargo (2) | 4,103 |
| 18 | 10 December | Heart of Midlothian | A | 0–0 | 16,373 | |
| 19 | 18 December | Celtic | H | 1–1 | Dargo | 7,382 |
| 20 | 26 December | Hibernian | H | 2–0 | Dargo (2) | 7,017 |
| 21 | 31 December | Aberdeen | A | 0–0 | 12,266 | |
| 22 | 14 January | Livingston | H | 3–0 | Dargo (2), Wyness | 3,604 |
| 23 | 21 January | Falkirk | A | 4–1 | 4,772 | |
| 24 | 29 January | Rangers | H | 2–3 | Dargo, Wyness | 7,380 |
| 25 | 8 February | Dunfermline Athletic | A | 2–2 | Dargo, Wyness | 3,355 |
| 26 | 11 February | Kilmarnock | H | 3–3 | 3,618 | |
| 27 | 18 February | Dundee United | A | 4–2 | Dods, Wyness, Dargo, Morgan | 6,419 |
| 28 | 4 March | Motherwell | H | 0–1 | 3,183 | |
| 29 | 11 March | Heart of Midlothian | H | 0–0 | 5,027 | |
| 30 | 22 March | Celtic | A | 1–2 | Hart | 57,541 |
| 31 | 25 March | Hibernian | A | 2–0 | Dods, Wilson | 12,745 |
| 32 | 1 April | Aberdeen | H | 0–1 | 7,368 | |
| 33 | 8 April | Livingston | A | 1–2 | Tokely | 2,688 |
| 34 | 15 April | Motherwell | A | 1–0 | Dargo | 3,438 |
| 35 | 22 April | Dundee United | H | 1–0 | Dargo | 3,609 |
| 36 | 29 April | Livingston | A | 1–0 | Wilson | 2,278 |
| 37 | 3 May | Falkirk | H | 2–0 | Duncan, Dargo | 3,121 |
| 38 | 6 May | Dunfermline Athletic | A | 1–0 | Morgan | 5,354 |
See main article: 2005–06 Scottish League Cup.
| Round | Date | Opponent | H/A | Score | ICT Scorer(s) | Attendance |
|---|---|---|---|---|---|---|
| R2 | 24 August | Alloa Athletic | H | 6–1 | Wilson, Hart, McBain, Duncan, Munro, Wyness | 917 |
| R3 | 20 September | Dundee United | H | 2–0 | Fox, Wilson | 1,919 |
| R4 | 8 November | Livingston | A | 1–3 | Dargo | 1,521 |
See main article: 2005–06 Scottish Cup.
| Round | Date | Opponent | H/A | Score | ICT Scorer(s) | Attendance |
|---|---|---|---|---|---|---|
| R3 | 7 January | Ayr United | H | 1–1 | McAllister | 2,126 |
| R3 R | 16 January | Ayr United | A | 2–0 | Dargo, Wyness | 2,774 |
| R4 | 4 February | Partick Thistle | H | 2–2 | McBain, Dargo | 3,286 |
| R4 R | 15 February | Partick Thistle | A | 1–1 (aet, Partick Thistle won 4–2 on penalties) | Wyness | 3,166 |