Leonardo DiCaprio and Issa Rae are among those stars speaking out in support of the strike.
The actor issued a statement to ET on Friday as actors began to join the picket lines.
While production is shutting down on most scripted programming, the 'Game of Thrones' prequel is expected to continue as scheduled.
Colin Jost chats with ET in South Lake Tahoe at the American Century Championship Golf Tournament.
The SAG-AFTRA president delivered an impassioned speech at a press conference on Thursday.
Film/TV actors are on strike after contract negotiations with studios expired July 12. They will go on strike beginning July 14.
Fran Drescher, SAG-AFTRA president, gives an emotional speech announcing the beginning of the union's history-making strike.
Emily Blunt, Florence Pugh, Matt Damon and more left the screening in order to prepare for the impending protest.
The development comes after negotiations fell apart between the actors' union and Hollywood studios on a new contract.
If the strike order passes, this will be the first time that actors and screenwriters have been on strike at the same time since 1960.
Here's a look at all the productions or writers' rooms that have been shut down until the WGA reaches a fair deal with studios.
The actress uses the picketing experience to teach her children about 'corporate greed.'
The WGA has confirmed that they will not picket the event in June.
