probably whimsical installment first season shore leave ups downs parts drag long others unambitiously cut short one cant deny threw everything proverbial kitchen sink make entertaining episode kirk crew seem found perfect planet shore leave extended tour duty left everyone board need rest relaxation on appears intents purposes uninhabited earth beautiful scenery ideal climate first indication things might go little awry mccoy leading advance team spots alice from wonderland following large white rabbit wearing vest kirk beams finds others reporting similarly bizarre happenings encounters one thing common crew member thinking personplacething discovered right discovered it immediately sink kirk anyone else strangeness ensues including sightings juan siberian tiger ww fighter plane etc kirk meets ruth gorgeous old girlfriend of course bully academy days finnegan chasefight scene finnegan goes long time mccoy run lance knight horseback apparently killed finally elderly man appears explains happening planet futuristic amusement park visitors imagine something appear nothing permanent mccoy really dead explained kirk decides order shore leave everyone all despite it dream sort ending shore leave holds another firstrate episode star treks first season