Io Sightings

The Suppliants by Aeschylus 464BC
In this mega-ancient play Io's descendant, Danaus, shows up in Argos with his 50 daughters, begging for sanctuary from the Egyptians.
The History of Herodotus by Herodotus 441BC
In his ancient history book by the guy who invented history, there's an alternate version of the story in which Io is taken to Egypt by Phoenician sailors. Say what?
Prometheus Bound by Aeschylus 431BC
In this tragedy, Io hangs out with a chained-up Prometheus, does some kvetching about Zeus, and we get one of the most detailed versions of her story.
Argonautica by Valerius Flaccus 1 - 100
In this epic poem about the Quest for the Golden Fleece, Orpheus entertains his fellow Argonauts with the tale of Io.
Fabulae by Hyginus 1 - 100
Hyginus takes a stab at putting his own spin on the tale of Io in this book.
Metamorphoses by Ovid 2
Check out Ovid's version of the story of Io. This guy knew his stuff.
The Library by Apollodorus 101 - 200
You can find out what happened to Zeus and Io's kid, Epaphus, in this ancient text. Yep, the story continues.
Clash of the Titans 2010
Io shows up to help Perseus in this Hollywood blockbuster. She's not all that similar to the original Io, but we're glad she at least got a shout-out.