Jim Brochu (born August 16, 1946) is an American actor, writer, director, and playwright. Born in Brooklyn, he studied at Carnegie-Mellon University and received his B.A. from St. Francis College. His stage debut was in a production of William Shakespeare's Taming of the Shrew. A friend of Lucille Ball, he is known as the author of the unauthorized biography of Lucille Ball, titled Lucy in the Afternoon, and in this capacity, appeared on an episode of MythBusters. He co-wrote the musical The Big Voice: God or Merman with Steve Schalchlin.