“- Kirk: What does God need with a starship?
- McCoy: Jim, what are you doing?
- Kirk: I'm asking a question.
- God: Who is this creature?
- Kirk: Who am I? Don't you know? Aren't you God?
- Sybok: He has his doubts.
- God: You doubt me?
- Kirk: I seek proof.”
William Shatner - James T. Kirk
DeForest Kelley - McCoy
George Murdock - God
Laurence Luckinbill - Sybok

“- Solara: How do you know that you're walking in the right direction?
- Eli: I walk by faith, not by sight.
- Solara: What does that mean?
- Eli: It means that you know something even if you don't know something.”
Mila Kunis - Solara
Denzel Washington - Eli

“Doubt is useful, it keeps faith a living thing. After all, you cannot know the strength of your faith until it is tested.”
Suraj Sharma - Pi Patel

“I don't put much faith in scientific terms. I leave that to the fakers and the writers of books.”

Claude Rains - Dr. Jaquith

“- Klaatu: You have faith, Professor Barnhardt?
- Barnhardt: It isn't faith that makes good science, Mr. Klaatu, it's curiosity. Sit down, please. There are several thousand questions I'd like to ask you.”
Michael Rennie - Klaatu
Sam Jaffe - Professor Jacob Barnhardt