Why does somebody go from playing the lead in a comic book franchise to adapting Raymond Carver for the stage?

Birdman or the Unexpected Virtue of Ignorance (2014)
GABRIEL
A screenplay character in Birdman or the Unexpected Virtue of Ignorance (2014).
- lines
- 4
- words
- 87
- scenes
- 1
- dialogue
- 0.9%
- avg words / line
- 22
- shortest / longest
- 7 / 37
Sample dialogue
I mean, as you're probably aware, Barthes said, “The cultural work done in the past by gods and epic sagas is now done by laundry detergent commercials and comic strip characters.” It's a big leap you've taken...
scene 5 — INT. RIGGAN'S DRESSING ROOM - THEATER - CONTINUOUSRoland Barthes was a French philosopher, who--
scene 5 — INT. RIGGAN'S DRESSING ROOM - THEATER - CONTINUOUSAre you afraid at all that people will say you're doing this play to battle the impression that you're a washed-up super hero?
scene 5 — INT. RIGGAN'S DRESSING ROOM - THEATER - CONTINUOUSWhy does somebody go from playing the lead in a comic book franchise to adapting Raymond Carver for the stage?
scene 5 — INT. RIGGAN'S DRESSING ROOM - THEATER - CONTINUOUS
Bookends
Are you afraid at all that people will say you're doing this play to battle the impression that you're a washed-up super hero?