Don Knight (16 Februarie 1933 – 18 Augustus 1997) was 'n Engelse akteur. Hy was bekend vir sy rolle in die rolprent Swamp Thing (1982) en in die televisiereekse Mannix (1967), The Immortal (1969), en Magnum, P.I. (1980). 1973: Trader Horn 1982: Swamp Thing 1967: Mannix 1969: The Immortal 1973: Shaft 1980: Magnum, P.I. 1974: Death in Space Don Knight in die Internet-rolprentdatabasis