31 July
A list of events which occurred on the 31st of July.

Tina Pine is born.

Carmen Emeterio and Louise Schulze are born.

Ted Cassidy is born.

France Nuyen is born.

Matthew F. Leonetti is born.

James Read is born.

Joey Banks is born.

Doug Wert is born.

Chris Kreski is born.

Final draft teleplay submitted for .

Fifth day of filming on .
Rudolf Martin and Lou Simon are born.

Fifth day of filming on .

The Twenty-Third UK Story Arc continues in TV21 & Joe 90 #97 with the third of six installments.

Dustin Meier is born.

The story treatment "In Thy Image", which evolved into  is submitted.

Gregory Jein, Inc. is founded by its namesake to cover legal liabilities for the staff he brings along to work on . The company will later be contracted to serve as the primary studio model vendor for .

Fifth day of filming on . Armin Shimerman's scenes as the Betazoid gift box are filmed today.
 premieres in Portugal.

Revised final draft script for  is submitted.

Second day of filming on .

Third day of filming on .
Final draft script for  is submitted.

Seventh and final day of filming on .
Final draft script for  is submitted.

Third day of filming on .

Fourth day of filming on .

Fifth day of filming on .

Second day of filming on .
First draft script of  is submitted.
Fred Carson dies.

Ninth and final day of filming on .
First day of filming on .

Second day of filming on .

Carl Steven dies.

The fully restored original full scale Galileo mock-up is unveiled in a highly publicized ceremony at NASA's Lyndon B. Johnson Space Center in Houston, where it has found a permanent home after a decades long odyssey of neglect and failed preservation attempts.
Michael Ansara dies.

Twenty-sixth day of filming on .

Unknown year
Gary T. Pike is born.
pt-br:31 de julho
de:31. Juli
es:31 julio
it:31 luglio
nl:31 juli
pt:31 de julho
ru:31 июля
sv:31 juli