Trapper John, M.D. Season 4 Characters & Cast — No Spoilers
Every character in Trapper John, M.D. season 4 with photos and the actors who play them, including Pernell Roberts, Gregory Harrison, Madge Sinclair — spoiler-free, nothing from later seasons.
- "Trapper" John McIntyre — played by Pernell Roberts
- George Alonzo 'Gonzo' Gates — played by Gregory Harrison
- Ernestine Shoop, R. N. — played by Madge Sinclair
- Stanley Riverside III — played by Charles Siebert
- Justin "Jackpot" Jackson — played by Brian Stokes Mitchell
- Gloria Brancusi — played by Christopher Norris
- Arnold Slocum — played by Simon Scott
- — — played by Stuart Pankin
- — — played by Howard Morris
- Evans — played by Frank Conn
- — — played by Sally Hampton
- — — played by Lois Nettleton
- — — played by Barney Martin
- — — played by Pat McCormick
- — — played by Bert Remsen
- — — played by Leonard Frey
- — — played by Tom Ewell
- — — played by Kim Darby
- — — played by Tony Roberts
- — — played by Lew Ayres
All seasons of Trapper John, M.D.: full spoiler-free character guide