Two supporting CONTROL agents in this episode are named Karvelas and Szathmary. Robert Karvelas was the name of the actor who played Larabee while Irving Szathmary was the musical composer for the show.
99: I thought Gruvnik was with THRUSH.
99 makes a rare allusion to a rival television spy program. THRUSH was the enemy organization featured on The Man From U.N.C.L.E. which was running on the same network as Get Smart.