Sam Witwicky takes his first tenuous steps into adulthood while remaining a reluctant human ally of Autobot-leader Optimus Prime. The film centers around the space race between the USSR and the USA, suggesting there was a hidden Transformers role in it all that remains one of the planet's most dangerous secrets.

For fun-loving party animal Ben Stone, the last thing he ever expected was for his one-night stand to show up on his doorstep eight weeks later to tell him she's pregnant with his child.

The crew of the ship Serenity try to evade an assassin sent to recapture telepath River.