Firefly
2002 · Fox · Fridays 8:00 PM (debut Sept 20, 2002)
The A-Team
1983–1987 · NBC · Tuesdays 8:00 PM* (debut Jan 23, 1983; S5 moved to Fridays)
Star Trek: The Original Series
1966–1969 · NBC · Thursdays 8:30 PM* (debut Sept 8, 1966; S3 moved to Fridays 10:00 PM)
Star Trek: The Next Generation
1987–1994 · Syndicated · weekly, varied by market (debut Sept 28, 1987)
Star Trek: Deep Space Nine
1993–1999 · Syndicated · weekly, varied by market (debut Jan 3, 1993)
Star Trek: Voyager
1995–2001 · UPN · debut Jan 16, 1995
Stargate SG-1
1997–2007 · Showtime · *debut July 27, 1997 on Showtime (S1–5), moved to Sci Fi Channel (S6–10)
Stargate Atlantis
2004–2009 · Sci Fi Channel · Fridays 9:00 PM (debut July 16, 2004)
Stargate Universe
2009–2011 · Syfy · Fridays* (debut Oct 2, 2009; S2 moved to Tuesdays)
Game of Thrones
2011–2019 · HBO · Sundays 9:00 PM (debut April 17, 2011)
Castle
2009–2016 · ABC · Mondays 10:00 PM (debut March 9, 2009)
The Mentalist
2008–2015 · CBS · Tuesdays 9:00 PM* (debut Sept 23, 2008; S2 moved to Thursdays 10:00 PM)
Farscape
1999–2003 · Sci-Fi Channel · Fridays 8:00 PM (debut March 19, 1999)
Firefly
2002 · Fox · Fridays 8:00 PM (debut Sept 20, 2002)
The A-Team
1983–1987 · NBC · Tuesdays 8:00 PM* (debut Jan 23, 1983; S5 moved to Fridays)
Star Trek: The Original Series
1966–1969 · NBC · Thursdays 8:30 PM* (debut Sept 8, 1966; S3 moved to Fridays 10:00 PM)
Star Trek: The Next Generation
1987–1994 · Syndicated · weekly, varied by market (debut Sept 28, 1987)
Star Trek: Deep Space Nine
1993–1999 · Syndicated · weekly, varied by market (debut Jan 3, 1993)
Star Trek: Voyager
1995–2001 · UPN · debut Jan 16, 1995
Stargate SG-1
1997–2007 · Showtime · *debut July 27, 1997 on Showtime (S1–5), moved to Sci Fi Channel (S6–10)
Stargate Atlantis
2004–2009 · Sci Fi Channel · Fridays 9:00 PM (debut July 16, 2004)
Stargate Universe
2009–2011 · Syfy · Fridays* (debut Oct 2, 2009; S2 moved to Tuesdays)
Game of Thrones
2011–2019 · HBO · Sundays 9:00 PM (debut April 17, 2011)
Castle
2009–2016 · ABC · Mondays 10:00 PM (debut March 9, 2009)
The Mentalist
2008–2015 · CBS · Tuesdays 9:00 PM* (debut Sept 23, 2008; S2 moved to Thursdays 10:00 PM)
Farscape
1999–2003 · Sci-Fi Channel · Fridays 8:00 PM (debut March 19, 1999)