Bernie Kopell

 played six different characters on Bewitched: Mr. Apothecary, A. J. Sylvester, Alonzo, Baron von Fuchs, Dr. H. Chomsky and Dr. Rhinehouse (1969-1972).

Biography
Bernard Morton Kopell is an American character actor known for his roles as Siegfried in Get Smart (1966-1969) and as Dr. Adam Bricker ("Doc") on The Love Boat (1977-1986). He was born in New York, New York, on June 21, 1933.

Kopell has been married three times - first to actress Celia Whitney, then actress Yolanda Veloz, before marrying Catrina Honadle in 1997. Kopell and Honadle have two children together - Adam (born 1998) and Josh (born 2003).

 Updated April 23, 2022 

Bewitched Credits

 * Dr. H. Chomsky in Samantha Twitches for UNICEF
 * A. J. Sylvester in A Bunny for Tabitha
 * Dr. Rhinehouse in Samantha's Secret Is Discovered
 * Baron von Fuchs in Samantha and the Loch Ness Monster
 * Alonzo in The Warlock in the Gray Flannel Suit

As Mr. Apothecary:
 * Samantha's Secret Spell
 * Samantha's Lost Weekend
 * A Plague on Maurice and Samantha
 * Samantha's Witchcraft Blows a Fuse

External Link
Bernie Kopell's official website