The Shakespeare Theatre Company is hosting another Classic Conversations with Michael Kahn event next month, this time featuring actor Stacy Keach. Keach has performed with the Washington-based company in productions of King Lear, Macbeth and Richard III, the touring production of Frost/Nixon that stopped at the Kennedy Center, and appeared in the movie “W.,” among many other stage and screen credits. The actor will be in town on July 23, with the show starting at 8 p.m. Tickets for the event start at $25 and can be purchased online. James Earl Jones, Kevin Kline and Patrick Stewart have also taken part in this popular Shakespeare Theatre Company series.