List of all movies and TV series
| Under Oath | Movie | 1997 | |
| Under One Roof | TV Series | 1995-2003 | |
| Under Parallel Skies | Movie | 2024 | (平行天空下) |
| Under Pressure | Movie | 1935 | |
| Under Pressure | Movie | 2000 | (Huida bajo presión) |
| Under sandet | Movie | 2015 | (Land of Mine) |
| Under Siege 2: Dark Territory | Movie | 1995 | (Alerta máxima 2) |
| Under solen | Movie | 1998 | (Under the Sun) |
| Under Still Waters | Movie | 2008 | |
| Under Suspicion | Movie | 1991 | (Unter Verdacht) |
| Under Suspicion | Movie | 2000 | (Suspicion) |
| Under svällande segel | Movie | 1952 | |
| Under the Banner of Heaven | Mini-Series | 2022 | (Em Nome do Céu) |
| Under the Bed | Movie | 2012 | (Under the Bed - Es lauert im Dunkeln) |
| Under the Boardwalk | Movie | 1988 | (Chicos de fuego) |
| Under the Car | Short Movie | 1992 | |
| Under the Cherry Moon | Movie | 1986 | (Under the Cherry Moon - Unter dem Kirschmond) |
| Under the Doctor | Movie | 1976 | (Aventuras del Doctor) |
| Under The Dome | TV Series | 2013-2015 | (天幕圍城) |
| Under the Gun | Movie | 1995 | (Ironfist) |
| Under the Hula Moon | Movie | 1995 | (Paradis d'enfer) |
| Under the Mistletoe | Movie made for TV | 2006 | (El espíritu de la navidad) |
| Under the Mountain | TV Series | 1982 | (Moddermonsters) |
| Under the Mountain | Movie | 2009 | (Le secret des sept volcans) |
| Under the Rainbow | Movie | 1981 | (Hotel das Confusões) |
| Under the River | Short Movie | 1959 | |
| Under the Silver Lake | Movie | 2018 | |
| Under the Skin | Movie | 1997 | (A flor de piel) |
| Under the Skin | Movie | 2013 | (Pod kožom) |
| Under the Tuscan Sun | Movie | 2003 | (Bajo el sol de Toscana) |
| Under the Volcano | Movie | 1984 | (John Huston's Under the Volcano) |
| Under the Wires | Short Movie | 1966 | |
| Under the Yum Yum Tree | Movie | 1963 | (Ein Ehebett zur Probe) |
| Under Wraps | Movie made for TV | 1997 | (Das Geheimnis der Mumie) |
| Under Wraps | Movie | 2021 | |
| Under Wraps 2 | Movie | 2022 | |
| Under ytan | Movie | 1997 | (Beneath the Surface) |
| Underbelly | TV Series | 2008-2013 | (Underbelly Uncut) |
| Underbelly Files: Infiltration | Movie made for TV | 2011 | (Underbelly Files - L'infiltrato) |
| Underbelly Files: Tell Them Lucifer Was Here | Movie made for TV | 2011 | |
| Underbelly Files: The Man Who Got Away | Movie made for TV | 2011 | |
| Underbelly NZ: Land of the Long Green Cloud | TV Series | 2011 | |
| Underclassman | Movie | 2005 | (Teen Cop) |
| Undercover | TV Series | 2019-?? | (Undercover: Operación éxtasis) |
| Undercover Angel | Movie | 1999 | (Un ángel para Jenny) |
| Undercover Blues | Movie | 1993 | (Pas de vacances pour les Blues) |
| Undercover Bridesmaid | Movie made for TV | 2012 | (Hochzeit Undercover - Wer schützt die Braut?) |
| Undercover Brother | Movie | 2002 | (El hermano secreto) |
| Undercover Christmas | Movie made for TV | 2003 | (Undercover Lover - Liebe auf Umwegen) |
| Undercover Girl | Movie | 1950 | (Klabakken wenen niet) |
| Undercover Grandpa | Movie | 2017 | (El abuelo espía) |
| Undercover Heat | Movie | 1995 | |
| Undercover Hooligan | Movie | 2016 | |
| Undercover Love | Movie made for TV | 2010 | (Mein Man, der Spion) |
| Undercovers | TV Series | 2010-2012 | (Agentes Secretos) |
| Undercut | Short Movie | 2004 | |
| Underdog | Movie | 2007 | (Supercan) |
| Underdog | Movie | 2019 | |
| Underfunded | Movie made for TV | 2006 | (Unterfinanziert) |
| Underfunded | Short Movie | 2025 | |
| Undergrads | Animation Series | 2001 | |
| Underground | Movie | 1928 | (Der Schrei aus dem Tunnel) |
| Underground | Movie | 1995 | (Once Upon a Time There Was a Country) |
| Underground | Movie | 2011 | |
| Underground Aces | Movie | 1981 | (Die Maulwürfe von Beverly Hills) |
| Underground: The Julian Assange Story | Movie | 2012 | (Underground: Die Julian Assange Story) |
| Underneath | Movie | 1995 | (Die Kehrseite der Medaille) |
| Undersea Girl | Movie | 1957 | (Aqua Dive Girl) |
| Undertow | Movie | 1949 | (Tödlicher Sog) |
| Undertow | Movie made for TV | 1996 | (Im Auge des Hurricane) |
| Undertow | Movie | 2004 | (Legado de violencia) |
| Underverden (Darkland) | Movie | 2017 | (Víctima de la oscuridad) |
| Underverden II | Movie | 2023 | (Darkland: The Return) |
| Underwater | Short Movie | 2015 | |
| Underworld | Movie | 1927 | (Les nuits de Chicago) |
| Underworld | Movie | 1985 | (Transmutations) |
| Underworld | Movie | 1996 | |
| Underworld | TV Series | 1997 | (Alamaailma) |
| Underworld | Movie | 2003 | |
| Underworld U.S.A. | Movie | 1961 | (Alles auf eine Karte) |
| Underworld: Awakening | Movie | 2012 | (Inframundo: El despertar) |
| Underworld: Blood Wars | Movie | 2016 | (Inframundo: Guerras de sangre) |
| Underworld: Evolution | Movie | 2006 | (Inframundo: La evolución) |
| Undeva la Palilula | Movie | 2012 | |
| Undir trénu | Movie | 2017 | (Under the Tree) |
| Undiscovered | Movie | 2005 | (Wannabe) |
| Undisputed | Movie | 2002 | (Undisputed - Sieg ohne Ruhm) |
| Undisputed II: Last Man Standing | Movie | 2006 | (Undisputed 2) |
| Undisputed III: Redemption | Movie | 2010 | (Undisputed 3: Redemption) |
| Undocumented | Movie | 2010 | (Não Documentado) |
| Undone | Animation Series | 2019-2022 | (Hiány) |
| Undue Influence | Movie made for TV | 1996 | |
| Une affaire d'hommes | Movie | 1981 | (A Man Thing) |
| Une affaire de femmes | Movie | 1988 | (Story of Women) |
| Une affaire de goût | Movie | 2000 | (A Question of Taste) |
| Une Affaire Française (A French Case) | Mini-Series | 2021 | (Eine französische Mordsache) |
| Une affaire privée | Movie | 2002 | |
| Une affaire qui roule | Movie | 2003 | (A Great Little Business) |
| Une année difficile (A Difficult Year) | Movie | 2023 | (Black Friday for Future) |
| Une aussi longue absence | Movie | 1961 | (The Long Absence) |