The Day of the Triffids
The Day of the Triffids is
- the English original title of the novel The Triffids by John Wyndham
- the original English title of the film adaptation of the novel, Flowers of Terror
- a television series based on the 1981 novel, see The Day of the Triffids (1981)
- a two-part television series based on the novel from 2009, see The Triffids - Plants of Terror