Sylvester Stallone as John J. Rambo

Richard Crenna as Col. Samuel Trautman

Charles Napier as Marshall Murdock

Steven Berkoff as Lt. Col. Podovsky

Julia Nickson as Co Bao

Martin Kove as Ericson

George Cheung as Capt Vinh

Andy Wood as Banks

William Ghent as Capt. Vinh

Vojislav Govedarica as Sgt. Yushin

Dana Lee as Gunboat captain

Baoan Coleman as Gunboat captain II

Steve Williams as Lifer

Don Collins as P.O.W. #1

Christopher Grant as P.O.W. #2

John Sterlini as P.O.W. #3

Alain Hocquenghem as P.O.W. #4

William Rothlein as P.O.W. #5

Tony Munafo as Prison Guard

Tom Gehrke as Russian Pilot

Mason Cardiff as Russian Soldier

Roger Cudney as Chief Radio Operator

Jeff Imada as Tay's Soldier

John Pankow as POW #6

John Sabol as Radio Operator