During her brief acting career she appeared in the films Hello London (1958), Operation Bullshine (1959), Dentist in the Chair (1960), The Pure Hell of St Trinian's (1960), The Terror of the Tongs (1961) and A Matter of WHO (1961).
Operation Overlord | Operation Enduring Freedom | Operation Barbarossa | Organization for Security and Co-operation in Europe | Operation Market Garden | Organisation for Economic Co-operation and Development | Operation Torch | Operation Vistula | operation | Operation Provide Comfort | Operation Anaconda | Police and Judicial Co-operation in Criminal Matters | Operation Weserübung | Operation Shingle | Operation Ivy | Operation Highjump | Operation Blue Star | Operation Anthropoid | Operation Paperclip | Operation Downfall | Operation Deny Flight | Operation Thunderbolt | Operation Southern Watch | Operation Michael | Operation Entebbe | Operation Condor | Operation Yoav | Operation Varsity | Operation United Shield | Operation Pacific |
Indeed, Landis' other film roles have been pretty minor, as in Dunkirk (1958), Doctor in Distress (uncredited, 1963), The Informers (uncredited, 1963), Private Potter (1962), Operation Bullshine (1959) and Ransom (1975) with Sean Connery.