A middle-aged stock actor goes to London to try the big time. After much frustration, he lands a job doing TV commercials, gaining wealth and recognition. He eventually gives it all up to return to stage work and keep his pride.

An American scientist is sent to Red China to steal the formula for a newly developed agricultural enzyme. What he is not told by his bosses is that a micro-sized bomb has been planted in his brain so that should the mission ever look likely to fail, he can be eliminated at the push of a button!