Benedict Cumberbatch does a perfect impression of 'Avengers' co-star Tom Holland and admits being with him is like 'chaperoning'

• "Avengers: Infinity War" star Benedict Cumberbatch spoke candidly about co-star Tom Holland during an interview with BBC Radio 1.
• Cumberbatch showed off a flawless impersonation of Holland at the very end of the video. 
• This isn't the first time Cumberbatch has nailed an impression. He's done it several times in the past.
• Cumberbatch also talked about Holland's reputation as the top cast member who can't be trusted with secrets. 
• He said that doing interviews with Holland is like "chaperoning," because you never know what Holland will say. 
• Despite Holland's inability to keep secrets, Cumberbatch said that it's "very endearing." 
• Watch the video below (Cumberbatch starts talking about Holland at 1:34).
• And below that, see a montage of Cumberbatch keeping Holland from spilling spoilers during interviews.

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