Author
Infobase,
27
ZED (Firm)
7
Home Box Office (Firm)
5
Seven Dimensions (Firm)
4
TVF International (Firm)
2
BBC (Firm)
1
Cinetic Rights Management LLC. (Firm)
1
DCD Rights Limited (Firm)
1
Discovery Education (Firm)
1
Green Planet Films
1
MVD (Firm)
1
MacNeil/Lehrer Productions
1
NewsHour Productions
1
Sideways Film
1