Garry Chalk
From Flash Gordon Wiki
Garry Chalk (b. 1953) plays Joe Wylee's police captain in "Secrets and Lies".
Chalk is an actor who has also appeared in episodes of MacGyver, M.A.N.T.I.S., The Outer Limits, Dark Angel, Cold Squad, The Dead Zone and Stargate SG-1 (playing the recurring character of Colonel Chekov).
He has also provided voices for several animated series, including Captain N: The Game Master, Exosquad, The Adventures of Sonic the Hedgehog, Beast Wars: Transformers, Shadow Raiders, Sabrina the Animated Series, Spider-Man Unlimited, ReBoot and Transformer: Super Link.
