Father of stuntman Robert Prohaska. Best known for playing "animal"
roles, typically gorillas and bears. He played Cookie Bear
on The Andy Williams Show (1969). Besides sculpting
highly-detailed ape and bear masks, Prohaska designed a wide variety of non-anthromorphic costumes to avoid the "man in
Janos played a talking bear, along with co-star Soupy Sales, in an unsold TV pilot for The Bear And I in 1972.
Prohaska died in a plane crash, along with his son, Robert Prohaska, while filming the TV series "The Ascent of Man."