From the DVD - Collector's edition.
Episode 716 : guest star; Carl Reiner (originally aired 1/19/74)
episode 917; guest star: Steve Lawrence (originally aired 1/10/1976).
From the DVD - Collector's edition.
Episode 705: guest star, Gloria Swanson (originally aired 9/29/73)
Episode 709: guest stars, Steve Lawrence, Paul Sand (originally aired 11/3/73).
From the DVD - Collector's edition.
Episode 707 : guest star; Ken Berry, Jack Weston (originally aired 10/20/1973)
episode 1018; guest stars: Rock Hudson, Steve Lawrence (originally aired 1/29/1977).
From the DVD - Collector's edition.
Episode 1004: guest star, Jim Nabors (originally aired 9/25/76)
Episode 812: guest stars, Ken Berry and Carol Reiner (originally aired 12/14/74).
From the DVD - Collector's edition.
Episode 611: guest stars, Pearl Bailey (originally aired 10/25/72)
Episode 706: guest stars, Eydie Gorme, Paul Sand (originally aired 10/13/73).
From the DVD - Collector's edition.
Episode 612: guest stars, Lily Tomlin, Steve Lawrence (originally aired 10/8/72)
Episode 813: guest star, Alan Alda (originally aired 12/21/74).
From the DVD - Collector's edition.
Episode 714: guest star, Steve Lawrence (originally aired 1/5/74)
Episode 717: guest star, Steve Lawrence (originally aired 2/2/74).
From the DVD - Collector's edition.
Episode 817 : guest stars, Rock Hudson and Nancy Walker (originally aired 2/15/75)
Episode 902 : gudest star, Roddy McDowall (originally aired 11/1/75).
From the DVD - Collector's edition.
Episode 821: guest stars, Roddy McDowall, Bernadette (originally aired 3/15/75)
Episode 1012: guest star, Betty White (originally aired 12/11/76).
From the DVD - Collector's edition.
Episode 901: guest star, Sammy Davis, Jr. (originally aired 9/20/75)
Episode 903: guest star, Shirley MacLaine (originally aired 10/4/75).
From the DVD - Collector's edition.
Episode 922: guest stars, Dick Van Dyke, Tony Randall (originally aired 2/21/76)
Episode 1007: guest star, Roddy McDowall (originally aired 10/30/76).
From the DVD - Collector's edition.
Episode 1022: guest star, Ken Berry (originally aired 3/26/77)
Episode 719: guest star, Bernadette Peters (originally aired 2/16/74).
From the DVD - Collector's edition.
Episode 1115: guest stars, Roddy McDowall, Ken Berry (originally aired 1/8/78)
Episode 1017: guest stars, the regulars (originally aired 1/22/77).