Henry Gibson (born James Bateman, September 21, 1935 – September 14, 2009) was an American actor, singer, and songwriter.
For Nickelodeon, he was most notably the voice of Merv Stimpleton on Rocket Power. He also voiced a rhinoceros in The Wild Thornberrys episode "Born To be Wild", the Mayor, a husband, and Maurice on Aaahh!!! Real Monsters, Patty's father on Hey Arnold!, and Dr. Schleprizzi in the All Grown Up! episode "Trading Places".