Conversation so far:
Who was in Life of Brian?
Chapman was cast in the lead role of Brian.
What other actors were in it?
actor Kenneth Colley.
What role did Kenneth Colley play?
When Jesus appears in the film.
Was Life of Brian popular?
it has (together with its predecessor) been ranked among the greatest comedy films.

Question: What was its predecessor?
Self-contained rewrite: What was Monty Python's Life of Brian's predecessor?