Born in 1909, Willock began his professional career in vaudeville in 1931, teaming with his boyhood friend Jack Carson in a comedy song and dance routine.

[1] He first appeared on screen in Good Girls Go to Paris (1939), in an uncredited bit part.

[3]He appeared on television in S2 E15 of "Wanted:Dead or Alive" as Jethro Dane in "Chain Gang" which aired 12/10/1959.

In 1966, he had an uncredited role as the bartender in the Elvis Presley vehicle Frankie and Johnny.

He appeared in two episodes of The Cara Williams Show with Cara Williams in 1964 and 1965 and played seven different characters on CBS's Green Acres with Eddie Albert and Eva Gabor, mostly portraying clerks or elevator operators.