DMUs used seems to be mainly Derby and Met-Camm Lightweights in the early years, and any of the Norwich depot blue square types in later years.
The route closed to passengers on Monday 4 May 1970, with the last of operations bing Saturday 2nd. The last train was operated by a Cravens set with yellow cab doors.
The Disused stations website has an extensive article on Yarmouth South Town station including the DMU services.
In the Passenger Services Eastern Region timetable it was Table 75 (0.8 mb pdf).
A Met-Camm "Lightweight" DMU in Yarmouth South Town. Undated. Image by Jim Ellingham. Ian Dinmore/railarchive.org.uk.
E56054 in Hopton-on-Sea station with a Lowestoft bound service. Undated. Steve Davies Collection.
E56054 is seen at Yarmouth South Town circa June 1969. Steve Davies Collection.
A 2-car Met-Camm including E56054 is seen at Yarmouth South Town waiting to leave for Lowestoft over the Norfolk and Suffolk Joint line. Circa June 1969. Steve Davies Collection.
A 2-car Met-Camm at Lowestoft Central after arriving from Yarmouth South Town on June 14th 1969. Steve Davies Collection.
A two-car Met-Camm DMU after arrival into Yarmouth South Town, date unknown. Walter Burt Collection.
A Cravens set at Hopton-on-Sea, heading for Yarmouth, date unknown. Steve Davies Collection.
A Cravens set departing Hopton-on-Sea, heading for Yarmouth, date unknown. Steve Davies Collection.
Audley End-Bartlow
Boston-Lincoln
Cambridge-Ely
Cambridge-Ipswich
Cambridge-Mildenhall
Cambridge-St Ives
Camden Road-North Woolwich
Cleethorpes-Barton-on-Humber
Cleethorpes-New Holland Pier
Doncaster-Cleethorpes
Grantham-Nottingham
Grantham-Skegness
Harwich-Manningtree
Hertford North-Huntingdon
Ipswich-Lowestoft
Lea Valley Lines
Lincoln-Cleethorpes
Lincoln-Sheffield
London-Welwyn Garden City
Lowestoft-Yarmouth
Norwich-Ely
Norwich-Lowestoft
Norwich-Sheringham
Norwich-Yarmouth
Peterborough-Grimsby Town
Romford-Upminster
Royston-Cambridge
Saxmundham-Aldeburgh
Sheffield-Barnsley
Sheffield-Cleethorpes
Sheffield-Doncaster-Hull
Sheffield-New Mills
St. Margaret's-Buntingford
Sudbury-Colchester
Wickford-Southminster
Willoughby-Mablethrope
Witham-Braintree
More lines will be added in the future!