Conversation so far:
what did Raymond Burr do on the radio?
He played romantic leads and menacing villains with equal authority, and he earned a steady and comfortable income..
how much did he make?
he earned a steady and comfortable income..
what was he most known for?
Working steadily in radio since the 1940s, often uncredited, Burr was a leading player on the West Coast.
did he ever win any awards?
he had received 1,500 fan letters after the first broadcasts, and he continued to receive letters praising the show's authenticity and presentation of human dignity.
did he have any long running radio shows?
Working steadily in radio since the 1940s.
What else interesting happened during this time?
He had a regular role in Jack Webb's first radio show.
What was the name of the show?
Hire (1949), and in Dragnet (1949-50.
where they a success?
had what is arguably his best radio role in "The Silent Witness" (1957).

Question: when did he leave radio?
Self-contained rewrite: when did Raymond Burr leave radio