Legendary voice actor Frank Welker and a girl who dabbled a bit in voice acting herself, together on "The Paul Lynde Show," 1973. | Pamelyn Ferdin

Legendary voice actor Frank Welker, known for his incredible range and iconic creature sounds, brought the mischievous ghost Slimer to life in the animated series, The Real Ghostbusters. Using a blend of vocal distortion, growls, and improvisation, Welker crafted Slimer’s unforgettable voice—equal parts gross, goofy, and lovable. Over his prolific career, Welker has voiced countless beloved characters, including Fred from Scooby-Doo, Megatron in Transformers, Abu in Aladdin, and Curious George,