Conversation so far:
How did Hedy Lamarr start Hedy Lamarr's career?
Lamarr was discovered as an actress and brought to Berlin by producer Max Reinhardt.
What film was her start?
she starred in Gustav Machaty's film, Ecstasy.

Question: Was she the leading role?
Self-contained rewrite: Was Hedy Lamarr the leading role in Ecstasy?