What's the podcast going to be about? What kind of personality would you like? Is there compensation? What are your past projects/portofolio/resume? What kind of funding do you have for the project? What time zone are you in? How much of the planning do you already have done? There's a lot of unanswered questions in your post

) so it might be difficult for someone to determine if they want to be involved in this without knowing these things.