The actors in the Polish troupe had to prevent Prof.Alexander Siletsky (Stanley Ridges), a traitorous imposter and Nazi spy sent from England, from delivering names of Resistance family members (of Polish airmen in the RAF) to the Gestapo.Without offensive capabilities, and after trying unsuccessfully to evade capture, Kirk was forced to land when three other D4-class ships surrounded them.In real life, it would have been unlikely for the Great Horned Owl and Thumper to harmoniously co-exist peacefully - in the wild, rabbits provide a significant food source for large forest owls.This stuff itches."At first, Harvey stubbornly refuses to help do any of the work, and threatens the crew with jail-time as kidnappers.