Independence Day 2 has added to its roster this week, welcoming back Brent Spiner as the eccentric Dr Brackish Okun - a key character in Roland Emmerich's 1996 sci-fi spectacular.

Brent SpinerBrent Spineris reprising his Dr Okun character for Independence Day 2

Spiner was already an established TV actor when he appeared in the original movie, having spent five years in Star Trek: The Next Generation. 

Continue reading: Hurray: Brent Spiner is Returning as Dr Okun in 'Independence Day 2'