In the 1950s, Edmiston worked on puppet shows on
KTLA-TV in Los Angeles. His voice was heard on the puppet programs
The Buffalo Billy Show and
Time for Beany and on ''
Dumbo's Circus, which included live action and animation. He was also a member of the cast of Lidsville
and voiced characters on Pandamonium''. He appeared in character roles on several TV programs during the 1950s through the '70s, including the
Star Trek episode “
The Corbomite Maneuver” as the voice of Balok. He also appeared in
Gunsmoke,
Mission: Impossible,
Knots Landing,
Adam-12,
The Bob Newhart Show and
The Dukes of Hazzard. In 1966, Edmiston had a recurring role as Regan in the short-lived
ABC comedy western series
The Rounders with co-stars
Ron Hayes,
Patrick Wayne, and
Chill Wills. Edmiston also did many
television commercials and animated character voices, such as Ernie the elf in hundreds of commercials for the cookie products of the
Keebler Company, and voices for characters on
H.R. Pufnstuf and
The Bugaloos from the studios of
Sid and Marty Krofft, ==Personal life and death==