Aaron Pearl Aaron played Lt. George Hammond in the excellent Stargate SG1 episode 1969 and then returned as Major Kearney in the episode Lockdown, he’s also been in Fringe, Smallville, Battlestar Galactica, Arctic Air, Signed, Sealed, Delivered and Godzilla. IMDB Todd Hann Todd played Sgt Gibson in the Stargate SG1 episode Prometheus and then was [...]