That suggested AFTRA would likely push to strike a deal before then, rather than give up its chance to set a precedent on behalf of actors.
The three-year contracts of both unions expire on June 30th.
SAG, which represents actors on major studio movie productions, could still shut down Hollywood with a strike.
AFTRA e-mail updates to its members have highlighted content on the Internet as a key sticking point.
Both unions want to keep actors in control over the use of their voices and images in clips sold online.
The producers want to create "lawful clips market" in which they share revenue with actors in lieu of obtaining their consent for every clip.