"I was chomping at the bits to say, 'It's going to be Emma Thompson,'" Terfel said.
Terfel, along with Tony Award winner Christian Borle, Philip Quast and Kyle Brenn, sang the praises of Thompson, who made her New York stage musical debut in the production.
"She could not be more gracious," Borle said of Thompson.
Read Playbill.com's recap of the live performance here.
The interviews were released in anticipation of the Sept. 26 Live from Lincoln Center broadcast of the New York Philharmonic's recent concert staging of Sweeney Todd.
Read more about the broadcast here.
Click through to watch Thompson in performance while her co-stars share their experiences working with her.
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