| Fear of Rain (2021) John Burroughs |
| Sinatra 100: An All-Star Grammy Concert (2015) |
| Dolphin Tale 2 (2014) Dr. Clay Haskett |
| Angels Sing (2013) Michael Walker |
| Piaf, Hymnes à la Môme au Beacon Theatre, New York (2013) |
| Dolphin Tale (2011) Dr. Clay Haskett |
| Harry Connick Jr.: In Concert on Broadway (2011) |
| New in Town (2009) Ted Mitchell |
| Living Proof (2008) Denny Slamon |
| P.S. I Love You (2007) Daniel |
| George Jones & Friends 50th Anniversary Tribute Concert (2007) |
| Bug (2006) Jerry Goss |
| The Happy Elf (2005) Lil' Farley |
| Harry Connick, Jr and Branford Marsalis : A dua Occasion (2005) Himself |
| Apollo at 70: A Hot Night in Harlem (2004) Himself |
| The World Of Nat King Cole (2004) Himself |
| Mickey (2004) Glen |
| Harry Connick Jr.: Only You In Concert (2004) |
| Harry Connick, Jr.: Harry For The Holidays (2003) himself |
| Basic (2003) Vilmer |
| The Marsalis Family: A Jazz Celebration (2003) |
| Life Without Dick (2002) Daniel Gallagher |
| The Simian Line (2001) Rick |
| Pistol Pete: The Life and Times of Pete Maravich (2001) Narrator |
| South Pacific (2001) Lt. Joseph Cable |
| The Making of 'The Iron Giant' (2000) Himself |
| My Dog Skip (2000) Narrator |
| Wayward Son (1999) Jesse Banks Rhodes |
| The Iron Giant (1999) Dean McCoppin (voice) |
| Hope Floats (1998) Justin Matisse |
| Excess Baggage (1997) Greg |
| Independence Day: The ID4 Invasion (1996) Himself |
| The Making of 'Independence Day' (1996) Himself |
| Independence Day (1996) Capt. Jimmy Wilder |
| Copycat (1995) Doryll Lee Cullum |
| Peter Allen: The Boy From Oz (1995) Self |
| The Harry Connick, Jr. Christmas Special (1993) himself |
| Harry Connick, Jr.: The New York Big Band Concert (1993) Himself |
| Little Man Tate (1991) Eddie |
| Simply Mad About the Mouse (1991) himself |
| Harry Connick, Jr.: Singin' & Swingin' (1991) himself |
| Harry Connick, Jr.: Swinging Out Live (1991) Himself |
| Memphis Belle (1990) Clay Busby |