On this day in movie history - Aliens (1986):

Aliens,

directed and written by James Cameron,

based on a story by James Cameron, David Giler and Walter Hill,

was released in the United States on July 18, 1986.
Music by James Horner.

Cast:
Sigourney Weaver, Carrie Henn, Michael Biehn, Paul Reiser, Lance Henriksen, Bill Paxton, William Hope, Jenette Goldstein, Al Matthews, Mark Rolston, Ricco Ross, Colette Hiller, Daniel Kash, Cynthia Dale Scott, Tip Tipping, Trevor Steedman, Paul Maxwell, Valerie Colgan, Alan Polonsky, Alibe Parsons, Blain Fairman, Barbara Coles, Carl Toop, John Lees, William Armstrong, Jay Benedict, Holly De Jong, Jill Goldston, Christopher Henn, Elizabeth Inglis, Mac McDonald, Stuart Milligan, Eddie Powell, Bob Sherman, Chris Webb, Tom Woodruff Jr.

On this day in movie history - Terminator 2: Judgment Day (1991):

Terminator 2: Judgment Day,

directed by James Cameron,

written by James Cameron and William Wisher,

was released in the United States on July 3, 1991.
Music by Brad Fiedel.

Cast:
Arnold Schwarzenegger, Linda Hamilton, Edward Furlong, Robert Patrick, Earl Boen, Joe Morton, S. Epatha Merkerson, Castulo Guerra, Danny Cooksey, Jenette Goldstein, Xander Berkeley, Leslie Hamilton Gearren, Ken Gibbel, Robert Winley, Peter Schrum, Shane Wilder, Michael Edwards, Jared Lounsbery, Casey Chavez, Ennalls Berl, Don Lake, Richard Vidan, Tom McDonald, Jim Palmer, Guss Williams, Gwenda Deacon, Don Stanton, Dan Stanton, Colin Patrick Lynch, Noel Evangelisti, Nikki Cox, Lisa Brinegar, DeVaughn Nixon, Tony Simotes, Diane Rodriguez, Dalton Abbott, Ron Young, Charles Robert Brown, Abdul Salaam El Razzac, Mike Muscat, Dean Norris, Charles A. Tamburro, Rob Jordan, Terrence Evans, Denney Pierce, Mark Christopher Lawrence, Pat Kouri, Van Ling, Michael Albanese, Ed Arneson, Bret A. Arnold, Dean Blanke, Debra Casey, Jim Dahl, Martin Deluca, Jennifer Jacono, Gavin Kelly, Takao Komine, Joel Kramer, Anne Merrem, Mic Rodgers, Richard Ruskin, Scott Shaw, Steven Stear, Sven-Ole Thorsen, Randy Walker, William Wisher.