- Seth MacFarlane (Stan Smith / Roger (voice))
- Wendy Schaal (Francine Smith (voice))
- Rachael MacFarlane (Hayley Smith (voice))
- Scott Grimes (Steve Smith (voice))
- Dee Bradley Baker (Klaus (voice))
American Dad! — S18E1
Episode: Who Smarted?
Air Date: 2021-04-19
Runtime: 22 min
Overview
Worried that he's not smart enough for Hayley, Jeff undergoes an experimental intelligence enhancement procedure at the CIA. Roger recruits Steve to help him harvest snake venom.