Sign language requires the entire body.
5 seconds sound clip from the The A-Team - Pros And Cons (Season 1, Ep. 4) TV Series.
You can hear this line at 00:18:31 in the DVD version of the movie.
Quote context
[...]
- If you're talking to him, you're wasting your time. He's deaf. He's also a mute.
- Oh, yeah. I remember getting a note on that from the courthouse.
- So which one of you two is the interpreter, huh?
- Sadly, that duty falls on me.
- Well, tell him to stop leaving his butt prints in my van.
- Sign language requires the entire body.
- If you want him out of there, you're going to have to uncuff me.
- Hey. Say, what's he run, about, uh, 220?
- I haven't the faintest idea.
- Well, tell him to get in line and follow us into the yard, 'cause we're gonna check in.
- That boy looks like a candidate for the fight programme. Got his file?
[...]