Premiering Tonight: April 21, 2017

A quick look at the night's premieres and finales on broadcast an cable TV.

PREMIERES:

• NOW - Bill Nye Save The World: Season 1 (Netflix)
• NOW - Girlboss: Season 1 (Netflix)
• NOW - Hot Girls Wanted: Season 1 (Netflix)
• NOW - Mr. Peabody and Sherman Show: Season 4 (Netflix)
• NOW - Tales By Light: Season 2 (Netflix)
• NOW - BOSCH: Season 3 (Amazon)
• NOW - Thunderbirds Go: Season 3 (Amazon)
• 9:00 PM - Yukon Men (Discovery)
• 10:00 PM - Tanked (Animal Planet)

FINALES:

• 8:00 PM - Pet Talk (Nat Geo Wild)
• 9:00 PM - Cesar Millan's Dog Nation (Nat Geo Wild)
• 10:00 PM - Ancient Top 10 (History)
• 10:00 PM - The Pop Game (Lifetime)