The sound of Carter's Eagle skidding along the lunar surface continues after the ship is shown to have come to a stop.
Considering the technology employed on the Moonbase, it's highly unlikely that Ted Clifford wouldn't know anything about operating a computer, as Sandra had stated.
At 3:57, when they switch on the main screen, it shows the moon from an angle out in space where no cameras exist that the Alpha base could access.
The episode's biggest plot hole involves Victor Bergman's mysterious knowledge of the planet Triton's location and sudden demise, which Alpha's computer was unaware of (as should be the case, as Triton had been located countless light years from Earth), as well as Victor being familiar with the planet's name.
As Koenig is leading a rescue party to the crashed Eagle, Mathias informs him over communications that one of the two pilots, Donovan, is dead. Later, however, in the Medical Center, after recovering from his ordeal on the moon's surface, Koenig asks about Donovan's condition.