Season 18
Cast & Crew
Episode Guide
Haunted by the fear that he isn't smart enough for Hayley, Jeff undergoes an experimental intelligence enhancement procedure at the CIA. Roger recruits Steve to help him harvest snake venom.
Season 18 FAQs
The cast of Season 18 includes Dee Bradley Baker as Klaus (voice), Seth MacFarlane as Stan Smith / Roger (voice), Scott Grimes as Steve Smith (voice), Wendy Schaal as Francine Smith (voice), and Rachael MacFarlane as Hayley Smith (voice).
Episodes run about 22 mins. The total runtime is about 8h 4 mins.
Season 18 was released on 19 Apr 2021.
Season 18 has 21 seasons and 22 episodes on Fanbiz. Available seasons include Season 1, Season 2, Season 3, Season 4, Season 5, Season 6, Season 7, Season 8, Season 9, Season 10, Season 11, Season 12, Season 13, Season 14, Season 15, Season 16, Season 17, Season 19, Season 20, Season 21, and Season 22.