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