On 13 March 2015, several members of the cast and crew, including Craig, Whishaw, Wilson and Mendes, as well as previous James Bond actor, Sir Roger Moore, appeared in a sketch written by David Walliams and the Dawson Brothers for Comic Relief's Red Nose Day on BBC One. In the sketch, they film a behind-the-scenes mockumentary on the filming of Spectre. The first teaser trailer for Spectre was released worldwide in March 2015, followed by the theatrical trailer in <answer>July</answer> and the final trailer in October.
In what month was the preview of Spectre released in movie theaters?
July