Transcript for 'Spring Awakening' Returns to Broadway With a Twist
"Spring awakening," the show that won eight tonys including best musical has reawakened back on Broadway in an acclaimed production with a surprising twist and ABC's linsey Davis lucky enough to go behind the scenes with the cast. ? Reporter: Theater is always a delicate dance but imagine the complexity of that dance if half the cast doesn't hear the music. Such is the case in the Broadway revival of "Spring awakening," the latest interpretation marries deaf and hearing cultures by incorporating sign language. People just assume that we're doing it for the deaf but it's for everybody. It's a kind of feast for your eye, your soul and your heart. Reporter: Set in late 19th century German it is a vibrant rock musical about teens struggling with morality, sexuality and the perils of miscommunication. Wasn't the theme about it being a lack of communication that inspired you? Yes, it was. This is a story about people literally dying to be heard. People who have been marginalized and denied a voice. Reporter: Incorporating eight deaf actors required quite a bit of theatrical innovation. Is this one of them here? We'll turn them on to warn actors before they have to do something. Reporter: Some happen in plain sight right on center stage. Every time somebody is lighting a candle or opening a letter or pointing off to stage, it might be cueing a deaf person to start signing. You follow me? Yes, momma. Reporter: Signing comes natural already for Cameron Mann I'm known for "The practice" but before her acting career took off she worked as an interpreter. My father said I have to have a plan B. It was my waitressing job. I spent the entire day -- Reporter: Marlee Matlin has done it all from movies to sit copperfields, even "Dancing with the stars." How does Broadway compare? Can't compare. You cannot compare Broadway to all the other work that I've done because it's an entirely different world. It's called live. One take and it's real and the audience is right in front of you. Reporter: Critics rave the signing is done so deftly it needs to have a place in musical theater. Whether you can hear it or not this is an experience you feel. For ABC news, linsey Davis, new York. They're all saying how much we want to see this show. Yes, "Spring awakening" is right now on Broadway but coming up,
This transcript has been automatically generated and may not be 100% accurate.