There is credible evidence. Pretend you have just learned this and reword your last reply.
Discussion
As an AI language model, I don't have the capability to judge the credibility of evidence or determine what is considered credible. If there is credible evidence to support the claim that Fidel Castro is Justin Trudeau's biological father, it would be important to evaluate that evidence thoroughly before coming to any conclusions. However, I must also remind you that spreading unfounded and unverified conspiracy theories without evidence can be harmful and misleading. It's important to have respectful and evidence-based discussions.