In the Line of Duty may refer to:

Film and television In the Line of Duty (1915 film), an American film with William Stowell In the Line of Duty (1917 film), an Austrian silent film In the Line of Duty (film series), a series of Hong Kong action films "In the Line of Duty" (Stargate SG-1), a 1998 episode of Stargate SG-1 "In the Line of Duty", a 2015 episode of NCIS: Los Angeles

See also Line of Duty (2011–2021), a British police procedural television series Line of Duty (film), a 2019 Netflix film In Line of Duty, a 1931 American western film