Newsome
"Old Man" Newsome was a holographic character from the  holodeck program. He was the operator of Deadwood's telegraph machine. 

In 2369 Worf was forced to cannibalize this machine in order to link it with his combadge and create a force field when the holodeck safety protocols went offline and he was faced with the prospect of a shootout. ()

Holograms
Fictional characters