Act of Murder may refer to:

An Act of Murder, a 1948 American film noir directed by Michael Gordon Act of Murder (film), a 1964 British crime drama film directed by Alan Bridges Act of Murder, a 1993 documentary film by Shirley Horrocks Act of Murder (novel), a 2010 novel by Alan Wright An Act of Murder, a work of interactive fiction by Christopher Huang, nominated for multiple 2007 XYZZY Awards

See also Homicide Murder UK Acts of Parliament Murder Act 1751 Homicide Act 1957 Murder (Abolition of Death Penalty) Act 1965