Steve Ihnat (7 Augustus 1934 – 12 Mei 1972) was 'n Amerikaanse akteur, skrywer, en regisseur. Hy was bekend vir sy rolle in die rolprente Countdown (1967), Do Not Throw Cushions Into the Ring (1970), en The Honkers (1972), en in die televisiereeks Star Trek (1966).
- 1963: Strike Me Deadly
- 1964: Passion Street, U.S.A.
- 1967: Countdown
- 1968: Kona Coast
- 1970: Do Not Throw Cushions Into the Ring
- 1970: Zig Zag
- 1972: The Honkers
- 1963: Bob Hope Presents the Chrysler Theatre
- 1966: Star Trek
- 1969: Then Came Bronson
- 1967: Police Story
- 1971: D.A.: Conspiracy to Kill
- 1971: Sweet, Sweet Rachel
- 1973: Hunter