Which guest actor appeared in the most Hogan's Heroes episodes?

Which guest actor appeared in the most episodes?

Actor	Number of Episodes
David Morick	13
Edward Knight	10
Bard Stevens	8
John Hoyt	7
John Stephenson	7
Noam Pitlik	7
Dick Wilson	7
Victoria Carroll	6
John Crawford	6
Chet Stratton	6
Jay Sheffield	6
Forrest Compton	6
Ben Wright	5
Henry Corden	5
Jon Cedar	5
David Frank	5
Sandy Kenyon	5
Karl Bruck	5
Parley Baer	4
Willard Sage	4
Chris Anders	4
Tom Hatten	4
Alan Oppenheimer	4
William Christopher	4
David Wiley	4
Laurie Main	4
Frank Marth	4
John Myhers	4
Paul Lambert	4
Gavin MacLeod	4
Norbert Schiller	4
Harold Gould	4