Martin Sheen addresses strikers on actors union Day of National Solidarity

Martin Sheen speaks to strikers on actors union Day of National Solidarity (Jordan Strauss/AP)

US actors Martin Sheen and Kerry Washington gave rousing speeches to crowds in Los Angeles as a major Hollywood strike continues.

Members of US actors union Sag-Aftra and the Writers Guild of America (WGA) took part in National Day of Solidarity rallies on Tuesday.