Dead pan

"This master comedian of dead pan delivery, perfect timing and the supreme usage of the pause to milk the audience laughter, actually started in vaudeville as a “class act” with his playing the violin and a partner as a pianist."

"Here a young man, perhaps sixteen, is sitting with his back to the rock among some ferns playing a guitar, dead pan."

"At the lower levels men do not fight calmly and they are not reassured by commanders affecting the manner of an undertaker or the dead pan of a poker player."

"“It's a psychic, capable of spying, using out-of-body experiences, stuff like that,” Van Pelt dead panned."