Complex sentence: With a friend, she visited the studios of Samuel Goldwyn to watch a film being made and while there was spotted by a talent scout who brought her to the attention of Goldwyn, who signed her for an acting contract.
Split into simpler sentences: With a friend, she visited the studios of Samuel Goldwyn to watch a film being made. While there, she was spotted by a talent scout who brought her to the attention of Goldwyn, who signed her for an acting contract.