16 movie characters who met themselves

"You save the world, while I go get the girl," says Mike Myers' Brit superspy to himself. "Sure, Austin from 10 minutes from now," comes the reply.

There's a shock in store for Sam (Sam Rockwell) when he heads out to recover a crashed rover on the moon: he's inside it!

What is it with Bruce Willis and time travel? This Disney flick finds his younger self embarrassed when he's exposed to the uptight image consultant he's become.

Multiple characters meet each other in the most convoluted episode from Robert Zemeckis' time-travel trilogy, but the best of the bunch is Biff. Thomas F Wilson plays both old and young Biff, as he hands off the Sports Almanac that will change the future for the worse.

It's not a happy meeting between the two versions of these characters as modern-day Deadpool uses Cable's time-travel device to kill his previous incarnation (a mouthless monstrosity, also played by Ryan Reynolds) and clean up the timeline.

In an incredible twist, Ethan Hawke's time agent turns out to be the bomber he's been seeking his whole career, having transitioned from a female (Sarah Snook) to a male and made himself pregnant in the past. Cool violin case time-travel device, too.

JJ Abrams reset the Star Trek timeline to allow for new adventures with a recast Enterprise crew. Yet he allowed one constant: Spock. At the end of the film Zachary Quinto's young Spock meets Leonard Nimoy's Spock Prime and is convinced to continue his career in Star Fleet.

When Bill S Preston Esq (Alex Winter) and Ted 'Theodore' Logan (Keanu Reeves) meet themselves in the past, they're able to convince themselves to go on this crazy adventure through time. And all because they know what they're thinking: "Sixty-nine, dude!"

Sure, we could have picked from any number of versions of Chares Dickens' classic A Christmas Carol, but Scrooged nails it for us (sorry, Muppets) as Bill Murray's TV producer rakes over his life.

Lewis (Jordan Fry) dishes out some handy future advice to the younger version of himself (voiced by Daniel Hansen) as he says: "Nothing is set in stone. You gotta make the right choices and keep moving forward."

Bowman (Kier Dullea) encounters numerous versions of himself at various ages in this Kubrick classic, before looking upon his unborn baby self in a defining moment in film history.

There's no love lost when waitress-turned-warrior Sarah Connor (Linda Hamilton) unloads a shotgun into the doppelganger droid that's trying to kill her son.

A villainous senator (Ron Silver) finds that time travel is extremely useful in helping fund his bid for the US Presidency, while also removing anyone he knows will act against him. Along the way he gets to say "Hi" to his younger self numerous times.

When the older Wolverine is catapulted back in time to the characters from X-Men: First Class, Professor X (Patrick Stewart) must convince his younger self (James McAvoy) to help him as the pair meet using telepathy.