We haven’t yet mapped out the time travel itinerary.
INDEXER NOTES (SPOILERS!)
Release—The 15 April 2015 release date is from <a href='https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3Dui_3E5KZ-74'>Youtube: Christopher Ashton Channel</a>, which is one day earlier than the <a href='https%3A%2F%2Fwww.imdb.com%2Ftitle%2Ftt4608638%2Ffullcredits'>IMDb release date</a>.