Paul Julian
Paul Julian (June 25, 1914 – September 5, 1995) was an American background animator, sound effects artist and voice actor for Warner Bros. Cartoons. He worked on Looney Tunes short films, primarily on director Friz Freleng's Sylvester and Tweety Bird shorts. During his time at Warner, Julian provided the vocal effects of the Road Runner.
[biography (excerpted) from Wikipedia]
Movies
Flash in the Pain
Road Runner (voice) (archive footage)
The Whizzard of Ow
Road Runner (voice) (archive footage)
Superior Duck
Road Runner (voice) (archive sound) (uncredited)
Tiny Toon Adventures: How I Spent My Vacation
Road Runner (archive sound) (uncredited)
The Looney Tunes Hall of Fame
The Roadrunner (voice)
The Bugs Bunny/Road Runner Movie
Road Runner (voice)
The Wild Chase
Road Runner (voice)
To Beep or Not to Beep
Road Runner
Hare-Breadth Hurry
Bugs Bunny imitating the Road Runner (voice)
Adventures of the Road-Runner
Road Runner (voice)
Zip 'n Snort
Road Runner (voice) (uncredited)
Hopalong Casualty
Road Runner (voice) (uncredited)
Fastest with the Mostest
Road Runner (archive sound) (uncredited)
Hook, Line and Stinker
Road Runner
Whoa, Be-Gone!
Road Runner (voice)
Zoom and Bored
Road Runner (voice)
Scrambled Aches
Road Runner (voice)
There They Go-Go-Go!
Road Runner (voice)
Gee Whiz-z-z-z-z-z-z
Road Runner
Guided Muscle
Road Runner (voice)
Ready.. Set.. Zoom!
Road Runner (voice) (uncredited)
Stop! Look! and Hasten!
Road Runner
Zipping Along
Road Runner (voice)
Going! Going! Gosh!
Road Runner
Beep, Beep
Road Runner (voice)
Fast and Furry-ous
Road Runner (voice)