Combat! - Season 2 - Eps 3: Masquerade
James Coburn guest stars as a ruthless German spy masquerading as an American G.I. in order to get into an American Batallion HQ to create havoc. The jeep he is in hits a land mine and Coburn's German Officer is wounded. Saunders and his squad bring him and the two other German infiltrators back to their Company HQ for first aid. Saunders slowly begins to suspect there is something wrong as Coburn's character makes slight mistakes while speaking and interacting with the other men.
About Combat!

Title: Combat!
First Air Date: 1962-10-02
Last Air Date: 1967-03-14
Status: Ended
Rating: 7.6/10 (from 103 votes)
Language: EN
Seasons: 6
Total Episodes: 152
Network: ABC
Genres: War & Politics, Drama
Production Companies: Unknown
Synopsis
Combat! is an American television program that originally aired on ABC from 1962 until 1967. The show covered the grim lives of a squad of American soldiers fighting the Germans in France during World War II. The program starred Rick Jason as platoon leader Second Lieutenant Gil Hanley and Vic Morrow as Sergeant "Chip" Saunders.
Cast

Rick Jason
Lieutenant Gil Hanley

Vic Morrow
Sergeant Chip Saunders

Jack Hogan
William G. Kirby

Pierre Jalbert
Paul "Caje" Lemay

Conlan Carter
Doc

Dick Peabody
Little John

Tom Lowell
Billy Nelson

Steven Rogers
Doc Walton