According to Paris Match & Telerama Rob will be attending along with Anton & Dane on Sept 5th. No confirmation of this yet, so not sure if it's just wishful thinking on their part or not, but you can read what both publications are saying about it below.
Keeping fingers and toes crossed that we may see Red Carpet Rob very soon and we'll update this as soon as we found out anymore info or get confirmation!
Excerpts translated using Google translate.
From Paris Match :
"British actor Robert Pattinson is one of the stars of the next American Film Festival of Deauville. He will accompany "Life" Anton Corbijn, Saturday, September 5th.
Rooooooooooooooobert. Even though the madness of the"Twilight" saga in which he played the vampire Edward Cullen has gradually settled, the English actor Robert Pattinson always brings the crowds. Fans will discover on 5 September in Deauville, in "Life" by Anton Corbijn. The film will be presented at the 41st Deauville Film Festival, in the presence of Robert Pattinson, and also the filmmaker and actor Dane DeHaan ("Chronicle"), which will soon end up in "Valerian" Luc Besson. Presented at the last Berlin Film Festival, "Life" tells the story of friendship between the photographer Dennis Stock (Robert Pattinson) and actor James Dean (Dane DeHaan). "Life" will be released on 9 September."
"Also murmuse the evening of Saturday, September 5th will be warm, with the presentation of Life, Anton Corbijn, the story of the friendship between James Dean and Dennis Stock Life photographer whose shots did much to the nascent glory comedian. The Dutch filmmaker will be there and his two actors "hot", Robert Pattinson (the photographer) who needs no introduction, and Dane DeHaan (Jimmy Dean), "it boy" and future Valérian Luc Besson. Life released on September 9."