Apart from her role in Star Trek, Pettyjohn also made appearances on other 1960s television shows such as Mister Terrific, The Green Hornet, Batman, Love, American Style, The Girl From U.N.C.L.E., and as male CONTROL agent Charlie Watkins (a "master of disguise" who is able to appear convincingly female) in episodes of Get Smart, "Smart Fit the Battle of Jericho" and "Pussycats Galore" (1967).