Charles Janasz is an actor, best known for the film Mystery Woman: Snapshot.

Theatre credits include his Broadway debut as Antonio Salieri in Amadeus (Music Box Theatre); Off-Broadway, as Kafka/Sigmund Freud in Gus and Al (Playwrights Horizons) and Robert in Spring Awakening (Newman Theatre); and regionally, as Vanya in Vanya and Sonia and Masha and Spike (Guthrie Theater); and Polonius in Rosencrantz and Guildenstern Are Dead, Tubal/Duke of Venice in Merchant of Venice, Peter Quince in A Midsummer Night's Dream, Reverend Jeremiah Brown in Inherit the Wind, Adam/Hymen in As You Like It, Lord Thomas Stanley in Richard III, Count Johann Kilian von Strack in Amadeus, Gonzalo in The Tempest, Antonio/Verges in Much Ado About Nothing, Thurlow in The Madness of George III, Curtis in The Taming of the Shrew, and Earl of Gloucester in King Lear (Old Globe Theatre).