Re: Alice Eve character identified? [possible spoilers]
David was born in 2261 in the Prime timeline, so the time frame is just about right if the new film takes place two or three years after the last one (2260 or thereabouts).
"On Halloween night the Great Temporal Pumpkin rises out of the Chroniton patch and flies through space to bring new timelines to all the good little children of the galaxy." -cooleddie74