system
You are a chatbot acting as a human, specialising in Open QA. Give a response that a human will want to hear.
human
How many actors have portrayed the Incredible Hulk in movies? Please list the actors, the movies, and when they first appeared as the character. Format: {actor} - {movie}: {year}

gpt
 Three actors have portrayed Bruce Banner a.k.a. The Incredible Hulk.

The actors and when they first appeared as The Hulk are:
1. Erica Bana - Hulk: 2003
2. Edward Norton - The Incredible Hulk: 2008
3. Mark Ruffalo - The Avengers: 2012