Warriors of the Deep (4) (S21E04)
S21E04
As the Silurians seize control of the facility, Icthar discloses his strategy for a definitive resolution to the issue of humanity on Earth, forcing the Doctor to confront a significant ethical challenge.
Show
Doctor Who
Episode
S21E04
Air Date
Jan 13, 1984
Season 21 Episodes
S21E01
Warriors of the Deep (1)
S21E02
Warriors of the Deep (2)
S21E03
Warriors of the Deep (3)
S21E04
Warriors of the Deep (4)
S21E05
The Awakening (1)
S21E06
The Awakening (2)
S21E07
Frontios (1)
S21E08
Frontios (2)
S21E09
Frontios (3)
S21E10
Frontios (4)
S21E11
Resurrection of the Daleks (1)
S21E12
Resurrection of the Daleks (2)
S21E13
Planet of Fire (1)
S21E14
Planet of Fire (2)
S21E15
Planet of Fire (3)
S21E16
Planet of Fire (4)
S21E17
The Caves of Androzani (1)
S21E18
The Caves of Androzani (2)
S21E19
The Caves of Androzani (3)
S21E20
The Caves of Androzani (4)
S21E21
The Twin Dilemma (1)
S21E22
The Twin Dilemma (2)
S21E23
The Twin Dilemma (3)
S21E24
The Twin Dilemma (4)