Visible crew/equipment: When Kent comes out of Ramada's house you can see a reflection of the film crew in the chafing dish he is carrying. (00:50:25)
Visible crew/equipment: When Commander Block walks into Benson's office after his secretary reads his letter, in the very bottom left corner of the screen you can briefly see a crew member sitting there. (00:50:50)
Visible crew/equipment: In the battle at the end of the movie, the shadow of the crane holding the miniature plane on the mountain is visible when Topper brakes behind a mountain, turns around the corner and follows the enemy jets. (01:07:05)
Visible crew/equipment: After Lloyd Bridges falls out of the aircraft, he then walks by two of the aircraft's jet engines. In the first one, you can see the reflection of the boom mike following him as he's talking.