Miami Vice Wiki
Jon DeVries


Miami Vice Character
A.D.A. Robert Langley ("One Way Ticket")
March 26, 1947, New York City, New York

Jon DeVries (born March 26, 1947) is an American actor, who appeared in the show Miami Vice as Assistant District Attorney Robert Langley, friend of Laurence Thurmond (played by John Heard), killed by Philippe Sagot (played by Lothaire Bluteau) in the episode "One Way Ticket".


DeVries was born in New York City, New York. He made his film debut in the TV movie 3 by Cheever: The 5:48. His other TV appearances include Ryan's Hope, Spencer: For Hire, the TV movies Doing Life (with Frank Pesce), At Mother's Request (with Terry O'Quinn), and Lincoln, The Equalizer (with Lisa Eichhorn and Keith Szarabajka), Path to Paradise: The Untold Story of the WTC Bombing (with Paul Guilfoyle and Ned Eisenberg), Law & Order (episode with Mitchell Lichtenstein), Law & Order: Criminal Intent (with Vincent D'Onofrio & Eric Bogosian), Blue Bloods, the TV movie That Hopey-Changey Thing (with Jay O. Sanders and Maryann Plunkett), and his most recent TV appearance, in a 2018 episode of The Blacklist.

His first movie role was in 1980's The First Deadly Sin, followed by Invasion U.S.A. (with Jaime L. Sanchez), City of Hope (with David Strathairn & Joe Morton), American Gangster (with John Ortiz), Kill Your Darlings (with Kyra Sedgwick), and his most recent movie appearance, 2018's We Only Know So Much.