Would Dooku Have Betrayed Sidious?

Dooku tried to overthrow Sidious twice, when he trained Asajj Ventress and Savage Opress as Sith apprentices. But Sidious knew about Ventress and demanded her death. Dooku complied, most likely because he lost his faith in her. His chances seemed far better with Savage, but he turned out to be a traitor.

Did Dooku try to stop Sidious?

Star Wars: Count Dooku Was NEVER a Sith and Tried to Save Obi-Wan (Twice) Christopher Lee's Count Dooku died a tragic death after trying on two separate occasions to save Obi-Wan's life in Attack of The Clones and Revenge of The Sith. ... Dooku tried to recruit Obi-Wan to help him destroy Sidious.

Did Dooku like Sidious?

During Dooku's last moments of life in his final confrontation with Anakin Skywalker, Dooku learned the true nature of his relationship with Darth Sidious: he; Dooku, had never been a true apprentice to the Dark Lord of the Sith, but instead a tool, to be cast aside like a broken blade when he had served his purpose.